1974419200

素因数分解:

$2^8\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1249}}^1$

素因数の和:1307

約数の個数: 216

約数和(自身を含む): 5544350000

約数和(自身を除く): 3569930800

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 25, 26, 32, 38, 40, 50, 52, 64, 65, 76, 80, 95, 100, 104, 128, 130, 152, 160, 190, 200, 208, 247, 256, 260, 304, 320, 325, 380, 400, 416, 475, 494, 520, 608, 640, 650, 760, 800, 832, 950, 988, 1040, 1216, 1235, 1249, 1280, 1300, 1520, 1600, 1664, 1900, 1976, 2080, 2432, 2470, 2498, 2600, 3040, 3200, 3328, 3800, 3952, 4160, 4864, 4940, 4996, 5200, 6080, 6175, 6245, 6400, 7600, 7904, 8320, 9880, 9992, 10400, 12160, 12350, 12490, 15200, 15808, 16237, 16640, 19760, 19984, 20800, 23731, 24320, 24700, 24980, 30400, 31225, 31616, 32474, 39520, 39968, 41600, 47462, 49400, 49960, 60800, 62450, 63232, 64948, 79040, 79936, 81185, 83200, 94924, 98800, 99920, 118655, 121600, 124900, 129896, 158080, 159872, 162370, 189848, 197600, 199840, 237310, 249800, 259792, 308503, 316160, 319744, 324740, 379696, 395200, 399680, 405925, 474620, 499600, 519584, 593275, 617006, 649480, 759392, 790400, 799360, 811850, 949240, 999200, 1039168, 1186550, 1234012, 1298960, 1518784, 1542515, 1580800, 1598720, 1623700, 1898480, 1998400, 2078336, 2373100, 2468024, 2597920, 3037568, 3085030, 3247400, 3796960, 3996800, 4156672, 4746200, 4936048, 5195840, 6075136, 6170060, 6494800, 7593920, 7712575, 7993600, 9492400, 9872096, 10391680, 12340120, 12989600, 15187840, 15425150, 18984800, 19744192, 20783360, 24680240, 25979200, 30375680, 30850300, 37969600, 39488384, 49360480, 51958400, 61700600, 75939200, 78976768, 98720960, 103916800, 123401200, 151878400, 197441920, 246802400, 394883840, 493604800, 987209600, 1974419200]

約数ペア:

[(1, 1974419200), (2, 987209600), (4, 493604800), (5, 394883840), (8, 246802400), (10, 197441920), (13, 151878400), (16, 123401200), (19, 103916800), (20, 98720960), (25, 78976768), (26, 75939200), (32, 61700600), (38, 51958400), (40, 49360480), (50, 39488384), (52, 37969600), (64, 30850300), (65, 30375680), (76, 25979200), (80, 24680240), (95, 20783360), (100, 19744192), (104, 18984800), (128, 15425150), (130, 15187840), (152, 12989600), (160, 12340120), (190, 10391680), (200, 9872096), (208, 9492400), (247, 7993600), (256, 7712575), (260, 7593920), (304, 6494800), (320, 6170060), (325, 6075136), (380, 5195840), (400, 4936048), (416, 4746200), (475, 4156672), (494, 3996800), (520, 3796960), (608, 3247400), (640, 3085030), (650, 3037568), (760, 2597920), (800, 2468024), (832, 2373100), (950, 2078336), (988, 1998400), (1040, 1898480), (1216, 1623700), (1235, 1598720), (1249, 1580800), (1280, 1542515), (1300, 1518784), (1520, 1298960), (1600, 1234012), (1664, 1186550), (1900, 1039168), (1976, 999200), (2080, 949240), (2432, 811850), (2470, 799360), (2498, 790400), (2600, 759392), (3040, 649480), (3200, 617006), (3328, 593275), (3800, 519584), (3952, 499600), (4160, 474620), (4864, 405925), (4940, 399680), (4996, 395200), (5200, 379696), (6080, 324740), (6175, 319744), (6245, 316160), (6400, 308503), (7600, 259792), (7904, 249800), (8320, 237310), (9880, 199840), (9992, 197600), (10400, 189848), (12160, 162370), (12350, 159872), (12490, 158080), (15200, 129896), (15808, 124900), (16237, 121600), (16640, 118655), (19760, 99920), (19984, 98800), (20800, 94924), (23731, 83200), (24320, 81185), (24700, 79936), (24980, 79040), (30400, 64948), (31225, 63232), (31616, 62450), (32474, 60800), (39520, 49960), (39968, 49400), (41600, 47462)]