74788740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1031}}^1$

素因数の和:1090

約数の個数: 144

約数和(自身を含む): 252435456

約数和(自身を除く): 177646716

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 31, 36, 39, 45, 52, 60, 62, 65, 78, 90, 93, 117, 124, 130, 155, 156, 180, 186, 195, 234, 260, 279, 310, 372, 390, 403, 465, 468, 558, 585, 620, 780, 806, 930, 1031, 1116, 1170, 1209, 1395, 1612, 1860, 2015, 2062, 2340, 2418, 2790, 3093, 3627, 4030, 4124, 4836, 5155, 5580, 6045, 6186, 7254, 8060, 9279, 10310, 12090, 12372, 13403, 14508, 15465, 18135, 18558, 20620, 24180, 26806, 30930, 31961, 36270, 37116, 40209, 46395, 53612, 61860, 63922, 67015, 72540, 80418, 92790, 95883, 120627, 127844, 134030, 159805, 160836, 185580, 191766, 201045, 241254, 268060, 287649, 319610, 383532, 402090, 415493, 479415, 482508, 575298, 603135, 639220, 804180, 830986, 958830, 1150596, 1206270, 1246479, 1438245, 1661972, 1917660, 2077465, 2412540, 2492958, 2876490, 3739437, 4154930, 4985916, 5752980, 6232395, 7478874, 8309860, 12464790, 14957748, 18697185, 24929580, 37394370, 74788740]

約数ペア:

[(1, 74788740), (2, 37394370), (3, 24929580), (4, 18697185), (5, 14957748), (6, 12464790), (9, 8309860), (10, 7478874), (12, 6232395), (13, 5752980), (15, 4985916), (18, 4154930), (20, 3739437), (26, 2876490), (30, 2492958), (31, 2412540), (36, 2077465), (39, 1917660), (45, 1661972), (52, 1438245), (60, 1246479), (62, 1206270), (65, 1150596), (78, 958830), (90, 830986), (93, 804180), (117, 639220), (124, 603135), (130, 575298), (155, 482508), (156, 479415), (180, 415493), (186, 402090), (195, 383532), (234, 319610), (260, 287649), (279, 268060), (310, 241254), (372, 201045), (390, 191766), (403, 185580), (465, 160836), (468, 159805), (558, 134030), (585, 127844), (620, 120627), (780, 95883), (806, 92790), (930, 80418), (1031, 72540), (1116, 67015), (1170, 63922), (1209, 61860), (1395, 53612), (1612, 46395), (1860, 40209), (2015, 37116), (2062, 36270), (2340, 31961), (2418, 30930), (2790, 26806), (3093, 24180), (3627, 20620), (4030, 18558), (4124, 18135), (4836, 15465), (5155, 14508), (5580, 13403), (6045, 12372), (6186, 12090), (7254, 10310), (8060, 9279)]