127778800

素因数分解:

$2^4\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1$

素因数の和:120

約数の個数: 240

約数和(自身を含む): 365333760

約数和(自身を除く): 237554960

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 23, 25, 34, 38, 40, 43, 46, 50, 68, 76, 80, 85, 86, 92, 95, 100, 115, 136, 152, 170, 172, 184, 190, 200, 215, 230, 272, 304, 323, 340, 344, 368, 380, 391, 400, 425, 430, 437, 460, 475, 575, 646, 680, 688, 731, 760, 782, 817, 850, 860, 874, 920, 950, 989, 1075, 1150, 1292, 1360, 1462, 1520, 1564, 1615, 1634, 1700, 1720, 1748, 1840, 1900, 1955, 1978, 2150, 2185, 2300, 2584, 2924, 3128, 3230, 3268, 3400, 3440, 3496, 3655, 3800, 3910, 3956, 4085, 4300, 4370, 4600, 4945, 5168, 5848, 6256, 6460, 6536, 6800, 6992, 7310, 7429, 7600, 7820, 7912, 8075, 8170, 8600, 8740, 9200, 9775, 9890, 10925, 11696, 12920, 13072, 13889, 14620, 14858, 15640, 15824, 16150, 16340, 16813, 17200, 17480, 18275, 18791, 19550, 19780, 20425, 21850, 24725, 25840, 27778, 29240, 29716, 31280, 32300, 32680, 33626, 34960, 36550, 37145, 37582, 39100, 39560, 40850, 43700, 49450, 55556, 58480, 59432, 64600, 65360, 67252, 69445, 73100, 74290, 75164, 78200, 79120, 81700, 84065, 87400, 93955, 98900, 111112, 118864, 129200, 134504, 138890, 146200, 148580, 150328, 156400, 163400, 168130, 174800, 185725, 187910, 197800, 222224, 269008, 277780, 292400, 297160, 300656, 319447, 326800, 336260, 347225, 371450, 375820, 395600, 420325, 469775, 555560, 594320, 638894, 672520, 694450, 742900, 751640, 840650, 939550, 1111120, 1277788, 1345040, 1388900, 1485800, 1503280, 1597235, 1681300, 1879100, 2555576, 2777800, 2971600, 3194470, 3362600, 3758200, 5111152, 5555600, 6388940, 6725200, 7516400, 7986175, 12777880, 15972350, 25555760, 31944700, 63889400, 127778800]

約数ペア:

[(1, 127778800), (2, 63889400), (4, 31944700), (5, 25555760), (8, 15972350), (10, 12777880), (16, 7986175), (17, 7516400), (19, 6725200), (20, 6388940), (23, 5555600), (25, 5111152), (34, 3758200), (38, 3362600), (40, 3194470), (43, 2971600), (46, 2777800), (50, 2555576), (68, 1879100), (76, 1681300), (80, 1597235), (85, 1503280), (86, 1485800), (92, 1388900), (95, 1345040), (100, 1277788), (115, 1111120), (136, 939550), (152, 840650), (170, 751640), (172, 742900), (184, 694450), (190, 672520), (200, 638894), (215, 594320), (230, 555560), (272, 469775), (304, 420325), (323, 395600), (340, 375820), (344, 371450), (368, 347225), (380, 336260), (391, 326800), (400, 319447), (425, 300656), (430, 297160), (437, 292400), (460, 277780), (475, 269008), (575, 222224), (646, 197800), (680, 187910), (688, 185725), (731, 174800), (760, 168130), (782, 163400), (817, 156400), (850, 150328), (860, 148580), (874, 146200), (920, 138890), (950, 134504), (989, 129200), (1075, 118864), (1150, 111112), (1292, 98900), (1360, 93955), (1462, 87400), (1520, 84065), (1564, 81700), (1615, 79120), (1634, 78200), (1700, 75164), (1720, 74290), (1748, 73100), (1840, 69445), (1900, 67252), (1955, 65360), (1978, 64600), (2150, 59432), (2185, 58480), (2300, 55556), (2584, 49450), (2924, 43700), (3128, 40850), (3230, 39560), (3268, 39100), (3400, 37582), (3440, 37145), (3496, 36550), (3655, 34960), (3800, 33626), (3910, 32680), (3956, 32300), (4085, 31280), (4300, 29716), (4370, 29240), (4600, 27778), (4945, 25840), (5168, 24725), (5848, 21850), (6256, 20425), (6460, 19780), (6536, 19550), (6800, 18791), (6992, 18275), (7310, 17480), (7429, 17200), (7600, 16813), (7820, 16340), (7912, 16150), (8075, 15824), (8170, 15640), (8600, 14858), (8740, 14620), (9200, 13889), (9775, 13072), (9890, 12920), (10925, 11696)]