19922760

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1$

素因数の和:90

約数の個数: 320

約数和(自身を含む): 80498880

約数和(自身を除く): 60576120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 13, 15, 18, 20, 22, 24, 26, 27, 30, 33, 36, 39, 40, 43, 44, 45, 52, 54, 55, 60, 65, 66, 72, 78, 81, 86, 88, 90, 99, 104, 108, 110, 117, 120, 129, 130, 132, 135, 143, 156, 162, 165, 172, 180, 195, 198, 215, 216, 220, 234, 258, 260, 264, 270, 286, 297, 312, 324, 330, 344, 351, 360, 387, 390, 396, 405, 429, 430, 440, 468, 473, 495, 516, 520, 540, 559, 572, 585, 594, 645, 648, 660, 702, 715, 774, 780, 792, 810, 858, 860, 891, 936, 946, 990, 1032, 1053, 1080, 1118, 1144, 1161, 1170, 1188, 1287, 1290, 1320, 1404, 1419, 1430, 1485, 1548, 1560, 1620, 1677, 1716, 1720, 1755, 1782, 1892, 1935, 1980, 2106, 2145, 2236, 2322, 2340, 2365, 2376, 2574, 2580, 2795, 2808, 2838, 2860, 2970, 3096, 3240, 3354, 3432, 3483, 3510, 3564, 3784, 3861, 3870, 3960, 4212, 4257, 4290, 4455, 4472, 4644, 4680, 4730, 5031, 5148, 5160, 5265, 5590, 5676, 5720, 5805, 5940, 6149, 6435, 6708, 6966, 7020, 7095, 7128, 7722, 7740, 8385, 8424, 8514, 8580, 8910, 9288, 9460, 10062, 10296, 10530, 11180, 11352, 11583, 11610, 11880, 12298, 12771, 12870, 13416, 13932, 14040, 14190, 15093, 15444, 15480, 16770, 17028, 17160, 17415, 17820, 18447, 18920, 19305, 20124, 21060, 21285, 22360, 23166, 23220, 24596, 25155, 25542, 25740, 27864, 28380, 30186, 30745, 30888, 33540, 34056, 34830, 35640, 36894, 38313, 38610, 40248, 42120, 42570, 45279, 46332, 46440, 49192, 50310, 51084, 51480, 55341, 56760, 57915, 60372, 61490, 63855, 67080, 69660, 73788, 75465, 76626, 77220, 85140, 90558, 92235, 92664, 100620, 102168, 110682, 115830, 120744, 122980, 127710, 139320, 147576, 150930, 153252, 154440, 166023, 170280, 181116, 184470, 191565, 201240, 221364, 226395, 231660, 245960, 255420, 276705, 301860, 306504, 332046, 362232, 368940, 383130, 442728, 452790, 463320, 498069, 510840, 553410, 603720, 664092, 737880, 766260, 830115, 905580, 996138, 1106820, 1328184, 1532520, 1660230, 1811160, 1992276, 2213640, 2490345, 3320460, 3984552, 4980690, 6640920, 9961380, 19922760]

約数ペア:

[(1, 19922760), (2, 9961380), (3, 6640920), (4, 4980690), (5, 3984552), (6, 3320460), (8, 2490345), (9, 2213640), (10, 1992276), (11, 1811160), (12, 1660230), (13, 1532520), (15, 1328184), (18, 1106820), (20, 996138), (22, 905580), (24, 830115), (26, 766260), (27, 737880), (30, 664092), (33, 603720), (36, 553410), (39, 510840), (40, 498069), (43, 463320), (44, 452790), (45, 442728), (52, 383130), (54, 368940), (55, 362232), (60, 332046), (65, 306504), (66, 301860), (72, 276705), (78, 255420), (81, 245960), (86, 231660), (88, 226395), (90, 221364), (99, 201240), (104, 191565), (108, 184470), (110, 181116), (117, 170280), (120, 166023), (129, 154440), (130, 153252), (132, 150930), (135, 147576), (143, 139320), (156, 127710), (162, 122980), (165, 120744), (172, 115830), (180, 110682), (195, 102168), (198, 100620), (215, 92664), (216, 92235), (220, 90558), (234, 85140), (258, 77220), (260, 76626), (264, 75465), (270, 73788), (286, 69660), (297, 67080), (312, 63855), (324, 61490), (330, 60372), (344, 57915), (351, 56760), (360, 55341), (387, 51480), (390, 51084), (396, 50310), (405, 49192), (429, 46440), (430, 46332), (440, 45279), (468, 42570), (473, 42120), (495, 40248), (516, 38610), (520, 38313), (540, 36894), (559, 35640), (572, 34830), (585, 34056), (594, 33540), (645, 30888), (648, 30745), (660, 30186), (702, 28380), (715, 27864), (774, 25740), (780, 25542), (792, 25155), (810, 24596), (858, 23220), (860, 23166), (891, 22360), (936, 21285), (946, 21060), (990, 20124), (1032, 19305), (1053, 18920), (1080, 18447), (1118, 17820), (1144, 17415), (1161, 17160), (1170, 17028), (1188, 16770), (1287, 15480), (1290, 15444), (1320, 15093), (1404, 14190), (1419, 14040), (1430, 13932), (1485, 13416), (1548, 12870), (1560, 12771), (1620, 12298), (1677, 11880), (1716, 11610), (1720, 11583), (1755, 11352), (1782, 11180), (1892, 10530), (1935, 10296), (1980, 10062), (2106, 9460), (2145, 9288), (2236, 8910), (2322, 8580), (2340, 8514), (2365, 8424), (2376, 8385), (2574, 7740), (2580, 7722), (2795, 7128), (2808, 7095), (2838, 7020), (2860, 6966), (2970, 6708), (3096, 6435), (3240, 6149), (3354, 5940), (3432, 5805), (3483, 5720), (3510, 5676), (3564, 5590), (3784, 5265), (3861, 5160), (3870, 5148), (3960, 5031), (4212, 4730), (4257, 4680), (4290, 4644), (4455, 4472)]