1999575120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{1871}}^1$

素因数の和:2021

約数の個数: 160

約数和(自身を含む): 6390019584

約数和(自身を除く): 4390444464

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 61, 73, 80, 120, 122, 146, 183, 219, 240, 244, 292, 305, 365, 366, 438, 488, 584, 610, 730, 732, 876, 915, 976, 1095, 1168, 1220, 1460, 1464, 1752, 1830, 1871, 2190, 2440, 2920, 2928, 3504, 3660, 3742, 4380, 4453, 4880, 5613, 5840, 7320, 7484, 8760, 8906, 9355, 11226, 13359, 14640, 14968, 17520, 17812, 18710, 22265, 22452, 26718, 28065, 29936, 35624, 37420, 44530, 44904, 53436, 56130, 66795, 71248, 74840, 89060, 89808, 106872, 112260, 114131, 133590, 136583, 149680, 178120, 213744, 224520, 228262, 267180, 273166, 342393, 356240, 409749, 449040, 456524, 534360, 546332, 570655, 682915, 684786, 819498, 913048, 1068720, 1092664, 1141310, 1365830, 1369572, 1638996, 1711965, 1826096, 2048745, 2185328, 2282620, 2731660, 2739144, 3277992, 3423930, 4097490, 4565240, 5463320, 5478288, 6555984, 6847860, 8194980, 8331563, 9130480, 10926640, 13695720, 16389960, 16663126, 24994689, 27391440, 32779920, 33326252, 41657815, 49989378, 66652504, 83315630, 99978756, 124973445, 133305008, 166631260, 199957512, 249946890, 333262520, 399915024, 499893780, 666525040, 999787560, 1999575120]

約数ペア:

[(1, 1999575120), (2, 999787560), (3, 666525040), (4, 499893780), (5, 399915024), (6, 333262520), (8, 249946890), (10, 199957512), (12, 166631260), (15, 133305008), (16, 124973445), (20, 99978756), (24, 83315630), (30, 66652504), (40, 49989378), (48, 41657815), (60, 33326252), (61, 32779920), (73, 27391440), (80, 24994689), (120, 16663126), (122, 16389960), (146, 13695720), (183, 10926640), (219, 9130480), (240, 8331563), (244, 8194980), (292, 6847860), (305, 6555984), (365, 5478288), (366, 5463320), (438, 4565240), (488, 4097490), (584, 3423930), (610, 3277992), (730, 2739144), (732, 2731660), (876, 2282620), (915, 2185328), (976, 2048745), (1095, 1826096), (1168, 1711965), (1220, 1638996), (1460, 1369572), (1464, 1365830), (1752, 1141310), (1830, 1092664), (1871, 1068720), (2190, 913048), (2440, 819498), (2920, 684786), (2928, 682915), (3504, 570655), (3660, 546332), (3742, 534360), (4380, 456524), (4453, 449040), (4880, 409749), (5613, 356240), (5840, 342393), (7320, 273166), (7484, 267180), (8760, 228262), (8906, 224520), (9355, 213744), (11226, 178120), (13359, 149680), (14640, 136583), (14968, 133590), (17520, 114131), (17812, 112260), (18710, 106872), (22265, 89808), (22452, 89060), (26718, 74840), (28065, 71248), (29936, 66795), (35624, 56130), (37420, 53436), (44530, 44904)]