205973820

素因数分解:

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

素因数の和:142

約数の個数: 288

約数和(自身を含む): 724328640

約数和(自身を除く): 518354820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 37, 39, 45, 52, 54, 60, 61, 65, 74, 78, 90, 108, 111, 117, 122, 130, 135, 148, 156, 169, 180, 183, 185, 195, 222, 234, 244, 260, 270, 305, 333, 338, 351, 366, 370, 390, 444, 468, 481, 507, 540, 549, 555, 585, 610, 666, 676, 702, 732, 740, 780, 793, 845, 915, 962, 999, 1014, 1098, 1110, 1170, 1220, 1332, 1404, 1443, 1521, 1586, 1647, 1665, 1690, 1755, 1830, 1924, 1998, 2028, 2196, 2220, 2257, 2340, 2379, 2405, 2535, 2745, 2886, 3042, 3172, 3294, 3330, 3380, 3510, 3660, 3965, 3996, 4329, 4514, 4563, 4758, 4810, 4995, 5070, 5490, 5772, 6084, 6253, 6588, 6660, 6771, 7020, 7137, 7215, 7605, 7930, 8235, 8658, 9028, 9126, 9516, 9620, 9990, 10140, 10309, 10980, 11285, 11895, 12506, 12987, 13542, 14274, 14430, 15210, 15860, 16470, 17316, 18252, 18759, 19980, 20313, 20618, 21411, 21645, 22570, 22815, 23790, 25012, 25974, 27084, 28548, 28860, 29341, 30420, 30927, 31265, 32940, 33855, 35685, 37518, 40626, 41236, 42822, 43290, 45140, 45630, 47580, 51545, 51948, 56277, 58682, 60939, 61854, 62530, 64935, 67710, 71370, 75036, 81252, 85644, 86580, 88023, 91260, 92781, 93795, 101565, 103090, 107055, 112554, 117364, 121878, 123708, 125060, 129870, 135420, 142740, 146705, 154635, 168831, 176046, 185562, 187590, 203130, 206180, 214110, 225108, 243756, 259740, 264069, 278343, 281385, 293410, 304695, 309270, 337662, 352092, 371124, 375180, 381433, 406260, 428220, 440115, 463905, 528138, 556686, 562770, 586820, 609390, 618540, 675324, 762866, 792207, 844155, 880230, 927810, 1056276, 1113372, 1125540, 1144299, 1218780, 1320345, 1391715, 1525732, 1584414, 1688310, 1760460, 1855620, 1907165, 2288598, 2640690, 2783430, 3168828, 3376620, 3432897, 3814330, 3961035, 4577196, 5281380, 5566860, 5721495, 6865794, 7628660, 7922070, 10298691, 11442990, 13731588, 15844140, 17164485, 20597382, 22885980, 34328970, 41194764, 51493455, 68657940, 102986910, 205973820]

約数ペア:

[(1, 205973820), (2, 102986910), (3, 68657940), (4, 51493455), (5, 41194764), (6, 34328970), (9, 22885980), (10, 20597382), (12, 17164485), (13, 15844140), (15, 13731588), (18, 11442990), (20, 10298691), (26, 7922070), (27, 7628660), (30, 6865794), (36, 5721495), (37, 5566860), (39, 5281380), (45, 4577196), (52, 3961035), (54, 3814330), (60, 3432897), (61, 3376620), (65, 3168828), (74, 2783430), (78, 2640690), (90, 2288598), (108, 1907165), (111, 1855620), (117, 1760460), (122, 1688310), (130, 1584414), (135, 1525732), (148, 1391715), (156, 1320345), (169, 1218780), (180, 1144299), (183, 1125540), (185, 1113372), (195, 1056276), (222, 927810), (234, 880230), (244, 844155), (260, 792207), (270, 762866), (305, 675324), (333, 618540), (338, 609390), (351, 586820), (366, 562770), (370, 556686), (390, 528138), (444, 463905), (468, 440115), (481, 428220), (507, 406260), (540, 381433), (549, 375180), (555, 371124), (585, 352092), (610, 337662), (666, 309270), (676, 304695), (702, 293410), (732, 281385), (740, 278343), (780, 264069), (793, 259740), (845, 243756), (915, 225108), (962, 214110), (999, 206180), (1014, 203130), (1098, 187590), (1110, 185562), (1170, 176046), (1220, 168831), (1332, 154635), (1404, 146705), (1443, 142740), (1521, 135420), (1586, 129870), (1647, 125060), (1665, 123708), (1690, 121878), (1755, 117364), (1830, 112554), (1924, 107055), (1998, 103090), (2028, 101565), (2196, 93795), (2220, 92781), (2257, 91260), (2340, 88023), (2379, 86580), (2405, 85644), (2535, 81252), (2745, 75036), (2886, 71370), (3042, 67710), (3172, 64935), (3294, 62530), (3330, 61854), (3380, 60939), (3510, 58682), (3660, 56277), (3965, 51948), (3996, 51545), (4329, 47580), (4514, 45630), (4563, 45140), (4758, 43290), (4810, 42822), (4995, 41236), (5070, 40626), (5490, 37518), (5772, 35685), (6084, 33855), (6253, 32940), (6588, 31265), (6660, 30927), (6771, 30420), (7020, 29341), (7137, 28860), (7215, 28548), (7605, 27084), (7930, 25974), (8235, 25012), (8658, 23790), (9028, 22815), (9126, 22570), (9516, 21645), (9620, 21411), (9990, 20618), (10140, 20313), (10309, 19980), (10980, 18759), (11285, 18252), (11895, 17316), (12506, 16470), (12987, 15860), (13542, 15210), (14274, 14430)]