121279920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{173}}^1$

素因数の和:339

約数の個数: 160

約数和(自身を含む): 397688832

約数和(自身を除く): 276408912

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 80, 92, 115, 120, 127, 138, 173, 184, 230, 240, 254, 276, 345, 346, 368, 381, 460, 508, 519, 552, 635, 690, 692, 762, 865, 920, 1016, 1038, 1104, 1270, 1380, 1384, 1524, 1730, 1840, 1905, 2032, 2076, 2540, 2595, 2760, 2768, 2921, 3048, 3460, 3810, 3979, 4152, 5080, 5190, 5520, 5842, 6096, 6920, 7620, 7958, 8304, 8763, 10160, 10380, 11684, 11937, 13840, 14605, 15240, 15916, 17526, 19895, 20760, 21971, 23368, 23874, 29210, 30480, 31832, 35052, 39790, 41520, 43815, 43942, 46736, 47748, 58420, 59685, 63664, 65913, 70104, 79580, 87630, 87884, 95496, 109855, 116840, 119370, 131826, 140208, 159160, 175260, 175768, 190992, 219710, 233680, 238740, 263652, 318320, 329565, 350520, 351536, 439420, 477480, 505333, 527304, 659130, 701040, 878840, 954960, 1010666, 1054608, 1318260, 1515999, 1757680, 2021332, 2526665, 2636520, 3031998, 4042664, 5053330, 5273040, 6063996, 7579995, 8085328, 10106660, 12127992, 15159990, 20213320, 24255984, 30319980, 40426640, 60639960, 121279920]

約数ペア:

[(1, 121279920), (2, 60639960), (3, 40426640), (4, 30319980), (5, 24255984), (6, 20213320), (8, 15159990), (10, 12127992), (12, 10106660), (15, 8085328), (16, 7579995), (20, 6063996), (23, 5273040), (24, 5053330), (30, 4042664), (40, 3031998), (46, 2636520), (48, 2526665), (60, 2021332), (69, 1757680), (80, 1515999), (92, 1318260), (115, 1054608), (120, 1010666), (127, 954960), (138, 878840), (173, 701040), (184, 659130), (230, 527304), (240, 505333), (254, 477480), (276, 439420), (345, 351536), (346, 350520), (368, 329565), (381, 318320), (460, 263652), (508, 238740), (519, 233680), (552, 219710), (635, 190992), (690, 175768), (692, 175260), (762, 159160), (865, 140208), (920, 131826), (1016, 119370), (1038, 116840), (1104, 109855), (1270, 95496), (1380, 87884), (1384, 87630), (1524, 79580), (1730, 70104), (1840, 65913), (1905, 63664), (2032, 59685), (2076, 58420), (2540, 47748), (2595, 46736), (2760, 43942), (2768, 43815), (2921, 41520), (3048, 39790), (3460, 35052), (3810, 31832), (3979, 30480), (4152, 29210), (5080, 23874), (5190, 23368), (5520, 21971), (5842, 20760), (6096, 19895), (6920, 17526), (7620, 15916), (7958, 15240), (8304, 14605), (8763, 13840), (10160, 11937), (10380, 11684)]