681298020

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:172

約数の個数: 384

約数和(自身を含む): 2438177280

約数和(自身を除く): 1756879260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 37, 39, 43, 45, 52, 54, 60, 61, 65, 74, 78, 86, 90, 108, 111, 117, 122, 129, 130, 135, 148, 156, 172, 180, 183, 185, 195, 215, 222, 234, 244, 258, 260, 270, 305, 333, 351, 366, 370, 387, 390, 430, 444, 468, 481, 516, 540, 549, 555, 559, 585, 610, 645, 666, 702, 732, 740, 774, 780, 793, 860, 915, 962, 999, 1098, 1110, 1118, 1161, 1170, 1220, 1290, 1332, 1404, 1443, 1548, 1586, 1591, 1647, 1665, 1677, 1755, 1830, 1924, 1935, 1998, 2196, 2220, 2236, 2257, 2322, 2340, 2379, 2405, 2580, 2623, 2745, 2795, 2886, 3172, 3182, 3294, 3330, 3354, 3510, 3660, 3870, 3965, 3996, 4329, 4514, 4644, 4758, 4773, 4810, 4995, 5031, 5246, 5490, 5590, 5772, 5805, 6364, 6588, 6660, 6708, 6771, 7020, 7137, 7215, 7740, 7869, 7930, 7955, 8235, 8385, 8658, 9028, 9516, 9546, 9620, 9990, 10062, 10492, 10980, 11180, 11285, 11610, 11895, 12987, 13115, 13542, 14274, 14319, 14430, 15093, 15738, 15860, 15910, 16470, 16770, 17316, 19092, 19980, 20124, 20313, 20683, 21411, 21645, 22570, 23220, 23607, 23790, 23865, 25155, 25974, 26230, 27084, 28548, 28638, 28860, 29341, 30186, 31476, 31820, 32940, 33540, 33855, 34099, 35685, 39345, 40626, 41366, 42822, 42957, 43290, 45140, 47214, 47580, 47730, 50310, 51948, 52460, 57276, 58682, 60372, 60939, 62049, 64935, 67710, 68198, 70821, 71370, 71595, 75465, 78690, 81252, 82732, 85644, 85914, 86580, 88023, 94428, 95460, 97051, 100620, 101565, 102297, 103415, 107055, 117364, 118035, 121878, 124098, 129870, 135420, 136396, 141642, 142740, 143190, 146705, 150930, 157380, 170495, 171828, 176046, 186147, 194102, 203130, 204594, 206830, 214110, 214785, 236070, 243756, 248196, 259740, 264069, 283284, 286380, 291153, 293410, 301860, 304695, 306891, 310245, 340990, 352092, 354105, 372294, 388204, 406260, 409188, 413660, 428220, 429570, 440115, 472140, 485255, 511485, 528138, 558441, 582306, 586820, 609390, 613782, 620490, 681980, 708210, 744588, 792207, 859140, 873459, 880230, 920673, 930735, 970510, 1022970, 1056276, 1116882, 1164612, 1218780, 1227564, 1240980, 1261663, 1320345, 1416420, 1455765, 1534455, 1584414, 1746918, 1760460, 1841346, 1861470, 1941020, 2045940, 2233764, 2523326, 2620377, 2640690, 2792205, 2911530, 3068910, 3168828, 3493836, 3682692, 3722940, 3784989, 3961035, 4367295, 4603365, 5046652, 5240754, 5281380, 5584410, 5823060, 6137820, 6308315, 7569978, 7922070, 8734590, 9206730, 10481508, 11168820, 11354967, 12616630, 13101885, 15139956, 15844140, 17469180, 18413460, 18924945, 22709934, 25233260, 26203770, 34064901, 37849890, 45419868, 52407540, 56774835, 68129802, 75699780, 113549670, 136259604, 170324505, 227099340, 340649010, 681298020]

約数ペア:

[(1, 681298020), (2, 340649010), (3, 227099340), (4, 170324505), (5, 136259604), (6, 113549670), (9, 75699780), (10, 68129802), (12, 56774835), (13, 52407540), (15, 45419868), (18, 37849890), (20, 34064901), (26, 26203770), (27, 25233260), (30, 22709934), (36, 18924945), (37, 18413460), (39, 17469180), (43, 15844140), (45, 15139956), (52, 13101885), (54, 12616630), (60, 11354967), (61, 11168820), (65, 10481508), (74, 9206730), (78, 8734590), (86, 7922070), (90, 7569978), (108, 6308315), (111, 6137820), (117, 5823060), (122, 5584410), (129, 5281380), (130, 5240754), (135, 5046652), (148, 4603365), (156, 4367295), (172, 3961035), (180, 3784989), (183, 3722940), (185, 3682692), (195, 3493836), (215, 3168828), (222, 3068910), (234, 2911530), (244, 2792205), (258, 2640690), (260, 2620377), (270, 2523326), (305, 2233764), (333, 2045940), (351, 1941020), (366, 1861470), (370, 1841346), (387, 1760460), (390, 1746918), (430, 1584414), (444, 1534455), (468, 1455765), (481, 1416420), (516, 1320345), (540, 1261663), (549, 1240980), (555, 1227564), (559, 1218780), (585, 1164612), (610, 1116882), (645, 1056276), (666, 1022970), (702, 970510), (732, 930735), (740, 920673), (774, 880230), (780, 873459), (793, 859140), (860, 792207), (915, 744588), (962, 708210), (999, 681980), (1098, 620490), (1110, 613782), (1118, 609390), (1161, 586820), (1170, 582306), (1220, 558441), (1290, 528138), (1332, 511485), (1404, 485255), (1443, 472140), (1548, 440115), (1586, 429570), (1591, 428220), (1647, 413660), (1665, 409188), (1677, 406260), (1755, 388204), (1830, 372294), (1924, 354105), (1935, 352092), (1998, 340990), (2196, 310245), (2220, 306891), (2236, 304695), (2257, 301860), (2322, 293410), (2340, 291153), (2379, 286380), (2405, 283284), (2580, 264069), (2623, 259740), (2745, 248196), (2795, 243756), (2886, 236070), (3172, 214785), (3182, 214110), (3294, 206830), (3330, 204594), (3354, 203130), (3510, 194102), (3660, 186147), (3870, 176046), (3965, 171828), (3996, 170495), (4329, 157380), (4514, 150930), (4644, 146705), (4758, 143190), (4773, 142740), (4810, 141642), (4995, 136396), (5031, 135420), (5246, 129870), (5490, 124098), (5590, 121878), (5772, 118035), (5805, 117364), (6364, 107055), (6588, 103415), (6660, 102297), (6708, 101565), (6771, 100620), (7020, 97051), (7137, 95460), (7215, 94428), (7740, 88023), (7869, 86580), (7930, 85914), (7955, 85644), (8235, 82732), (8385, 81252), (8658, 78690), (9028, 75465), (9516, 71595), (9546, 71370), (9620, 70821), (9990, 68198), (10062, 67710), (10492, 64935), (10980, 62049), (11180, 60939), (11285, 60372), (11610, 58682), (11895, 57276), (12987, 52460), (13115, 51948), (13542, 50310), (14274, 47730), (14319, 47580), (14430, 47214), (15093, 45140), (15738, 43290), (15860, 42957), (15910, 42822), (16470, 41366), (16770, 40626), (17316, 39345), (19092, 35685), (19980, 34099), (20124, 33855), (20313, 33540), (20683, 32940), (21411, 31820), (21645, 31476), (22570, 30186), (23220, 29341), (23607, 28860), (23790, 28638), (23865, 28548), (25155, 27084), (25974, 26230)]