79968720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{71}}^1$

素因数の和:138

約数の個数: 240

約数和(自身を含む): 285731712

約数和(自身を除く): 205762992

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 19, 20, 24, 26, 30, 38, 39, 40, 48, 52, 57, 60, 65, 71, 76, 78, 80, 95, 104, 114, 120, 130, 142, 152, 156, 190, 195, 208, 213, 228, 240, 247, 260, 284, 285, 304, 312, 355, 361, 380, 390, 426, 456, 494, 520, 568, 570, 624, 710, 722, 741, 760, 780, 852, 912, 923, 988, 1040, 1065, 1083, 1136, 1140, 1235, 1349, 1420, 1444, 1482, 1520, 1560, 1704, 1805, 1846, 1976, 2130, 2166, 2280, 2470, 2698, 2769, 2840, 2888, 2964, 3120, 3408, 3610, 3692, 3705, 3952, 4047, 4260, 4332, 4560, 4615, 4693, 4940, 5396, 5415, 5538, 5680, 5776, 5928, 6745, 7220, 7384, 7410, 8094, 8520, 8664, 9230, 9386, 9880, 10792, 10830, 11076, 11856, 13490, 13845, 14079, 14440, 14768, 14820, 16188, 17040, 17328, 17537, 18460, 18772, 19760, 20235, 21584, 21660, 22152, 23465, 25631, 26980, 27690, 28158, 28880, 29640, 32376, 35074, 36920, 37544, 40470, 43320, 44304, 46930, 51262, 52611, 53960, 55380, 56316, 59280, 64752, 70148, 70395, 73840, 75088, 76893, 80940, 86640, 87685, 93860, 102524, 105222, 107920, 110760, 112632, 128155, 140296, 140790, 153786, 161880, 175370, 187720, 205048, 210444, 221520, 225264, 256310, 263055, 280592, 281580, 307572, 323760, 333203, 350740, 375440, 384465, 410096, 420888, 512620, 526110, 563160, 615144, 666406, 701480, 768930, 841776, 999609, 1025240, 1052220, 1126320, 1230288, 1332812, 1402960, 1537860, 1666015, 1999218, 2050480, 2104440, 2665624, 3075720, 3332030, 3998436, 4208880, 4998045, 5331248, 6151440, 6664060, 7996872, 9996090, 13328120, 15993744, 19992180, 26656240, 39984360, 79968720]

約数ペア:

[(1, 79968720), (2, 39984360), (3, 26656240), (4, 19992180), (5, 15993744), (6, 13328120), (8, 9996090), (10, 7996872), (12, 6664060), (13, 6151440), (15, 5331248), (16, 4998045), (19, 4208880), (20, 3998436), (24, 3332030), (26, 3075720), (30, 2665624), (38, 2104440), (39, 2050480), (40, 1999218), (48, 1666015), (52, 1537860), (57, 1402960), (60, 1332812), (65, 1230288), (71, 1126320), (76, 1052220), (78, 1025240), (80, 999609), (95, 841776), (104, 768930), (114, 701480), (120, 666406), (130, 615144), (142, 563160), (152, 526110), (156, 512620), (190, 420888), (195, 410096), (208, 384465), (213, 375440), (228, 350740), (240, 333203), (247, 323760), (260, 307572), (284, 281580), (285, 280592), (304, 263055), (312, 256310), (355, 225264), (361, 221520), (380, 210444), (390, 205048), (426, 187720), (456, 175370), (494, 161880), (520, 153786), (568, 140790), (570, 140296), (624, 128155), (710, 112632), (722, 110760), (741, 107920), (760, 105222), (780, 102524), (852, 93860), (912, 87685), (923, 86640), (988, 80940), (1040, 76893), (1065, 75088), (1083, 73840), (1136, 70395), (1140, 70148), (1235, 64752), (1349, 59280), (1420, 56316), (1444, 55380), (1482, 53960), (1520, 52611), (1560, 51262), (1704, 46930), (1805, 44304), (1846, 43320), (1976, 40470), (2130, 37544), (2166, 36920), (2280, 35074), (2470, 32376), (2698, 29640), (2769, 28880), (2840, 28158), (2888, 27690), (2964, 26980), (3120, 25631), (3408, 23465), (3610, 22152), (3692, 21660), (3705, 21584), (3952, 20235), (4047, 19760), (4260, 18772), (4332, 18460), (4560, 17537), (4615, 17328), (4693, 17040), (4940, 16188), (5396, 14820), (5415, 14768), (5538, 14440), (5680, 14079), (5776, 13845), (5928, 13490), (6745, 11856), (7220, 11076), (7384, 10830), (7410, 10792), (8094, 9880), (8520, 9386), (8664, 9230)]