189876720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1013}}^1$

素因数の和:1111

約数の個数: 160

約数和(自身を含む): 651815424

約数和(自身を除く): 461938704

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 71, 80, 88, 110, 120, 132, 142, 165, 176, 213, 220, 240, 264, 284, 330, 355, 426, 440, 528, 568, 660, 710, 781, 852, 880, 1013, 1065, 1136, 1320, 1420, 1562, 1704, 2026, 2130, 2343, 2640, 2840, 3039, 3124, 3408, 3905, 4052, 4260, 4686, 5065, 5680, 6078, 6248, 7810, 8104, 8520, 9372, 10130, 11143, 11715, 12156, 12496, 15195, 15620, 16208, 17040, 18744, 20260, 22286, 23430, 24312, 30390, 31240, 33429, 37488, 40520, 44572, 46860, 48624, 55715, 60780, 62480, 66858, 71923, 81040, 89144, 93720, 111430, 121560, 133716, 143846, 167145, 178288, 187440, 215769, 222860, 243120, 267432, 287692, 334290, 359615, 431538, 445720, 534864, 575384, 668580, 719230, 791153, 863076, 891440, 1078845, 1150768, 1337160, 1438460, 1582306, 1726152, 2157690, 2373459, 2674320, 2876920, 3164612, 3452304, 3955765, 4315380, 4746918, 5753840, 6329224, 7911530, 8630760, 9493836, 11867295, 12658448, 15823060, 17261520, 18987672, 23734590, 31646120, 37975344, 47469180, 63292240, 94938360, 189876720]

約数ペア:

[(1, 189876720), (2, 94938360), (3, 63292240), (4, 47469180), (5, 37975344), (6, 31646120), (8, 23734590), (10, 18987672), (11, 17261520), (12, 15823060), (15, 12658448), (16, 11867295), (20, 9493836), (22, 8630760), (24, 7911530), (30, 6329224), (33, 5753840), (40, 4746918), (44, 4315380), (48, 3955765), (55, 3452304), (60, 3164612), (66, 2876920), (71, 2674320), (80, 2373459), (88, 2157690), (110, 1726152), (120, 1582306), (132, 1438460), (142, 1337160), (165, 1150768), (176, 1078845), (213, 891440), (220, 863076), (240, 791153), (264, 719230), (284, 668580), (330, 575384), (355, 534864), (426, 445720), (440, 431538), (528, 359615), (568, 334290), (660, 287692), (710, 267432), (781, 243120), (852, 222860), (880, 215769), (1013, 187440), (1065, 178288), (1136, 167145), (1320, 143846), (1420, 133716), (1562, 121560), (1704, 111430), (2026, 93720), (2130, 89144), (2343, 81040), (2640, 71923), (2840, 66858), (3039, 62480), (3124, 60780), (3408, 55715), (3905, 48624), (4052, 46860), (4260, 44572), (4686, 40520), (5065, 37488), (5680, 33429), (6078, 31240), (6248, 30390), (7810, 24312), (8104, 23430), (8520, 22286), (9372, 20260), (10130, 18744), (11143, 17040), (11715, 16208), (12156, 15620), (12496, 15195)]