121238520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1$

素因数の和:190

約数の個数: 256

約数和(自身を含む): 425779200

約数和(自身を除く): 304540680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 23, 24, 26, 30, 31, 39, 40, 46, 52, 60, 62, 65, 69, 78, 92, 93, 104, 109, 115, 120, 124, 130, 138, 155, 156, 184, 186, 195, 218, 230, 248, 260, 276, 299, 310, 312, 327, 345, 372, 390, 403, 436, 460, 465, 520, 545, 552, 598, 620, 654, 690, 713, 744, 780, 806, 872, 897, 920, 930, 1090, 1196, 1209, 1240, 1308, 1380, 1417, 1426, 1495, 1560, 1612, 1635, 1794, 1860, 2015, 2139, 2180, 2392, 2418, 2507, 2616, 2760, 2834, 2852, 2990, 3224, 3270, 3379, 3565, 3588, 3720, 4030, 4251, 4278, 4360, 4485, 4836, 5014, 5668, 5704, 5980, 6045, 6540, 6758, 7085, 7130, 7176, 7521, 8060, 8502, 8556, 8970, 9269, 9672, 10028, 10137, 10695, 11336, 11960, 12090, 12535, 13080, 13516, 14170, 14260, 15042, 16120, 16895, 17004, 17112, 17940, 18538, 20056, 20274, 21255, 21390, 24180, 25070, 27032, 27807, 28340, 28520, 30084, 32591, 33790, 34008, 35880, 37076, 37605, 40548, 42510, 42780, 43927, 46345, 48360, 50140, 50685, 55614, 56680, 60168, 65182, 67580, 74152, 75210, 77717, 81096, 85020, 85560, 87854, 92690, 97773, 100280, 101370, 111228, 130364, 131781, 135160, 139035, 150420, 155434, 162955, 170040, 175708, 185380, 195546, 202740, 219635, 222456, 233151, 260728, 263562, 278070, 300840, 310868, 325910, 351416, 370760, 388585, 391092, 405480, 439270, 466302, 488865, 527124, 556140, 621736, 651820, 658905, 777170, 782184, 878540, 932604, 977730, 1010321, 1054248, 1112280, 1165755, 1303640, 1317810, 1554340, 1757080, 1865208, 1955460, 2020642, 2331510, 2635620, 3030963, 3108680, 3910920, 4041284, 4663020, 5051605, 5271240, 6061926, 8082568, 9326040, 10103210, 12123852, 15154815, 20206420, 24247704, 30309630, 40412840, 60619260, 121238520]

約数ペア:

[(1, 121238520), (2, 60619260), (3, 40412840), (4, 30309630), (5, 24247704), (6, 20206420), (8, 15154815), (10, 12123852), (12, 10103210), (13, 9326040), (15, 8082568), (20, 6061926), (23, 5271240), (24, 5051605), (26, 4663020), (30, 4041284), (31, 3910920), (39, 3108680), (40, 3030963), (46, 2635620), (52, 2331510), (60, 2020642), (62, 1955460), (65, 1865208), (69, 1757080), (78, 1554340), (92, 1317810), (93, 1303640), (104, 1165755), (109, 1112280), (115, 1054248), (120, 1010321), (124, 977730), (130, 932604), (138, 878540), (155, 782184), (156, 777170), (184, 658905), (186, 651820), (195, 621736), (218, 556140), (230, 527124), (248, 488865), (260, 466302), (276, 439270), (299, 405480), (310, 391092), (312, 388585), (327, 370760), (345, 351416), (372, 325910), (390, 310868), (403, 300840), (436, 278070), (460, 263562), (465, 260728), (520, 233151), (545, 222456), (552, 219635), (598, 202740), (620, 195546), (654, 185380), (690, 175708), (713, 170040), (744, 162955), (780, 155434), (806, 150420), (872, 139035), (897, 135160), (920, 131781), (930, 130364), (1090, 111228), (1196, 101370), (1209, 100280), (1240, 97773), (1308, 92690), (1380, 87854), (1417, 85560), (1426, 85020), (1495, 81096), (1560, 77717), (1612, 75210), (1635, 74152), (1794, 67580), (1860, 65182), (2015, 60168), (2139, 56680), (2180, 55614), (2392, 50685), (2418, 50140), (2507, 48360), (2616, 46345), (2760, 43927), (2834, 42780), (2852, 42510), (2990, 40548), (3224, 37605), (3270, 37076), (3379, 35880), (3565, 34008), (3588, 33790), (3720, 32591), (4030, 30084), (4251, 28520), (4278, 28340), (4360, 27807), (4485, 27032), (4836, 25070), (5014, 24180), (5668, 21390), (5704, 21255), (5980, 20274), (6045, 20056), (6540, 18538), (6758, 17940), (7085, 17112), (7130, 17004), (7176, 16895), (7521, 16120), (8060, 15042), (8502, 14260), (8556, 14170), (8970, 13516), (9269, 13080), (9672, 12535), (10028, 12090), (10137, 11960), (10695, 11336)]