642038800

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1$

素因数の和:186

約数の個数: 240

約数和(自身を含む): 1766886912

約数和(自身を除く): 1124848112

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 37, 40, 47, 50, 52, 65, 71, 74, 80, 94, 100, 104, 130, 142, 148, 185, 188, 200, 208, 235, 260, 284, 296, 325, 355, 370, 376, 400, 470, 481, 520, 568, 592, 611, 650, 710, 740, 752, 923, 925, 940, 962, 1040, 1136, 1175, 1222, 1300, 1420, 1480, 1739, 1775, 1846, 1850, 1880, 1924, 2350, 2405, 2444, 2600, 2627, 2840, 2960, 3055, 3337, 3478, 3550, 3692, 3700, 3760, 3848, 4615, 4700, 4810, 4888, 5200, 5254, 5680, 6110, 6674, 6956, 7100, 7384, 7400, 7696, 8695, 9230, 9400, 9620, 9776, 10508, 12025, 12220, 13135, 13348, 13912, 14200, 14768, 14800, 15275, 16685, 17390, 18460, 18800, 19240, 21016, 22607, 23075, 24050, 24440, 26270, 26696, 27824, 28400, 30550, 33370, 34151, 34780, 36920, 38480, 42032, 43381, 43475, 45214, 46150, 48100, 48880, 52540, 53392, 61100, 65675, 66740, 68302, 69560, 73840, 83425, 86762, 86950, 90428, 92300, 96200, 105080, 113035, 122200, 123469, 131350, 133480, 136604, 139120, 166850, 170755, 173524, 173900, 180856, 184600, 192400, 210160, 216905, 226070, 244400, 246938, 262700, 266960, 273208, 333700, 341510, 347048, 347800, 361712, 369200, 433810, 452140, 493876, 525400, 546416, 565175, 617345, 667400, 683020, 694096, 695600, 853775, 867620, 904280, 987752, 1050800, 1084525, 1130350, 1234690, 1334800, 1366040, 1605097, 1707550, 1735240, 1808560, 1975504, 2169050, 2260700, 2469380, 2732080, 3086725, 3210194, 3415100, 3470480, 4338100, 4521400, 4938760, 6173450, 6420388, 6830200, 8025485, 8676200, 9042800, 9877520, 12346900, 12840776, 13660400, 16050970, 17352400, 24693800, 25681552, 32101940, 40127425, 49387600, 64203880, 80254850, 128407760, 160509700, 321019400, 642038800]

約数ペア:

[(1, 642038800), (2, 321019400), (4, 160509700), (5, 128407760), (8, 80254850), (10, 64203880), (13, 49387600), (16, 40127425), (20, 32101940), (25, 25681552), (26, 24693800), (37, 17352400), (40, 16050970), (47, 13660400), (50, 12840776), (52, 12346900), (65, 9877520), (71, 9042800), (74, 8676200), (80, 8025485), (94, 6830200), (100, 6420388), (104, 6173450), (130, 4938760), (142, 4521400), (148, 4338100), (185, 3470480), (188, 3415100), (200, 3210194), (208, 3086725), (235, 2732080), (260, 2469380), (284, 2260700), (296, 2169050), (325, 1975504), (355, 1808560), (370, 1735240), (376, 1707550), (400, 1605097), (470, 1366040), (481, 1334800), (520, 1234690), (568, 1130350), (592, 1084525), (611, 1050800), (650, 987752), (710, 904280), (740, 867620), (752, 853775), (923, 695600), (925, 694096), (940, 683020), (962, 667400), (1040, 617345), (1136, 565175), (1175, 546416), (1222, 525400), (1300, 493876), (1420, 452140), (1480, 433810), (1739, 369200), (1775, 361712), (1846, 347800), (1850, 347048), (1880, 341510), (1924, 333700), (2350, 273208), (2405, 266960), (2444, 262700), (2600, 246938), (2627, 244400), (2840, 226070), (2960, 216905), (3055, 210160), (3337, 192400), (3478, 184600), (3550, 180856), (3692, 173900), (3700, 173524), (3760, 170755), (3848, 166850), (4615, 139120), (4700, 136604), (4810, 133480), (4888, 131350), (5200, 123469), (5254, 122200), (5680, 113035), (6110, 105080), (6674, 96200), (6956, 92300), (7100, 90428), (7384, 86950), (7400, 86762), (7696, 83425), (8695, 73840), (9230, 69560), (9400, 68302), (9620, 66740), (9776, 65675), (10508, 61100), (12025, 53392), (12220, 52540), (13135, 48880), (13348, 48100), (13912, 46150), (14200, 45214), (14768, 43475), (14800, 43381), (15275, 42032), (16685, 38480), (17390, 36920), (18460, 34780), (18800, 34151), (19240, 33370), (21016, 30550), (22607, 28400), (23075, 27824), (24050, 26696), (24440, 26270)]