78809640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1031}}^1$

素因数の和:1072

約数の個数: 192

約数和(自身を含む): 296472960

約数和(自身を除く): 217663320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 49, 52, 56, 60, 65, 70, 78, 84, 91, 98, 104, 105, 120, 130, 140, 147, 156, 168, 182, 195, 196, 210, 245, 260, 273, 280, 294, 312, 364, 390, 392, 420, 455, 490, 520, 546, 588, 637, 728, 735, 780, 840, 910, 980, 1031, 1092, 1176, 1274, 1365, 1470, 1560, 1820, 1911, 1960, 2062, 2184, 2548, 2730, 2940, 3093, 3185, 3640, 3822, 4124, 5096, 5155, 5460, 5880, 6186, 6370, 7217, 7644, 8248, 9555, 10310, 10920, 12372, 12740, 13403, 14434, 15288, 15465, 19110, 20620, 21651, 24744, 25480, 26806, 28868, 30930, 36085, 38220, 40209, 41240, 43302, 50519, 53612, 57736, 61860, 67015, 72170, 76440, 80418, 86604, 93821, 101038, 107224, 108255, 123720, 134030, 144340, 151557, 160836, 173208, 187642, 201045, 202076, 216510, 252595, 268060, 281463, 288680, 303114, 321672, 375284, 402090, 404152, 433020, 469105, 505190, 536120, 562926, 606228, 656747, 750568, 757785, 804180, 866040, 938210, 1010380, 1125852, 1212456, 1313494, 1407315, 1515570, 1608360, 1876420, 1970241, 2020760, 2251704, 2626988, 2814630, 3031140, 3283735, 3752840, 3940482, 5253976, 5629260, 6062280, 6567470, 7880964, 9851205, 11258520, 13134940, 15761928, 19702410, 26269880, 39404820, 78809640]

約数ペア:

[(1, 78809640), (2, 39404820), (3, 26269880), (4, 19702410), (5, 15761928), (6, 13134940), (7, 11258520), (8, 9851205), (10, 7880964), (12, 6567470), (13, 6062280), (14, 5629260), (15, 5253976), (20, 3940482), (21, 3752840), (24, 3283735), (26, 3031140), (28, 2814630), (30, 2626988), (35, 2251704), (39, 2020760), (40, 1970241), (42, 1876420), (49, 1608360), (52, 1515570), (56, 1407315), (60, 1313494), (65, 1212456), (70, 1125852), (78, 1010380), (84, 938210), (91, 866040), (98, 804180), (104, 757785), (105, 750568), (120, 656747), (130, 606228), (140, 562926), (147, 536120), (156, 505190), (168, 469105), (182, 433020), (195, 404152), (196, 402090), (210, 375284), (245, 321672), (260, 303114), (273, 288680), (280, 281463), (294, 268060), (312, 252595), (364, 216510), (390, 202076), (392, 201045), (420, 187642), (455, 173208), (490, 160836), (520, 151557), (546, 144340), (588, 134030), (637, 123720), (728, 108255), (735, 107224), (780, 101038), (840, 93821), (910, 86604), (980, 80418), (1031, 76440), (1092, 72170), (1176, 67015), (1274, 61860), (1365, 57736), (1470, 53612), (1560, 50519), (1820, 43302), (1911, 41240), (1960, 40209), (2062, 38220), (2184, 36085), (2548, 30930), (2730, 28868), (2940, 26806), (3093, 25480), (3185, 24744), (3640, 21651), (3822, 20620), (4124, 19110), (5096, 15465), (5155, 15288), (5460, 14434), (5880, 13403), (6186, 12740), (6370, 12372), (7217, 10920), (7644, 10310), (8248, 9555)]