78532320

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:225

約数の個数: 192

約数和(自身を含む): 266112000

約数和(自身を除く): 187579680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 76, 79, 80, 95, 96, 109, 114, 120, 152, 158, 160, 190, 218, 228, 237, 240, 285, 304, 316, 327, 380, 395, 436, 456, 474, 480, 545, 570, 608, 632, 654, 760, 790, 872, 912, 948, 1090, 1140, 1185, 1264, 1308, 1501, 1520, 1580, 1635, 1744, 1824, 1896, 2071, 2180, 2280, 2370, 2528, 2616, 3002, 3040, 3160, 3270, 3488, 3792, 4142, 4360, 4503, 4560, 4740, 5232, 6004, 6213, 6320, 6540, 7505, 7584, 8284, 8611, 8720, 9006, 9120, 9480, 10355, 10464, 12008, 12426, 12640, 13080, 15010, 16568, 17222, 17440, 18012, 18960, 20710, 22515, 24016, 24852, 25833, 26160, 30020, 31065, 33136, 34444, 36024, 37920, 41420, 43055, 45030, 48032, 49704, 51666, 52320, 60040, 62130, 66272, 68888, 72048, 82840, 86110, 90060, 99408, 103332, 120080, 124260, 129165, 137776, 144096, 163609, 165680, 172220, 180120, 198816, 206664, 240160, 248520, 258330, 275552, 327218, 331360, 344440, 360240, 413328, 490827, 497040, 516660, 654436, 688880, 720480, 818045, 826656, 981654, 994080, 1033320, 1308872, 1377760, 1636090, 1963308, 2066640, 2454135, 2617744, 3272180, 3926616, 4133280, 4908270, 5235488, 6544360, 7853232, 9816540, 13088720, 15706464, 19633080, 26177440, 39266160, 78532320]

約数ペア:

[(1, 78532320), (2, 39266160), (3, 26177440), (4, 19633080), (5, 15706464), (6, 13088720), (8, 9816540), (10, 7853232), (12, 6544360), (15, 5235488), (16, 4908270), (19, 4133280), (20, 3926616), (24, 3272180), (30, 2617744), (32, 2454135), (38, 2066640), (40, 1963308), (48, 1636090), (57, 1377760), (60, 1308872), (76, 1033320), (79, 994080), (80, 981654), (95, 826656), (96, 818045), (109, 720480), (114, 688880), (120, 654436), (152, 516660), (158, 497040), (160, 490827), (190, 413328), (218, 360240), (228, 344440), (237, 331360), (240, 327218), (285, 275552), (304, 258330), (316, 248520), (327, 240160), (380, 206664), (395, 198816), (436, 180120), (456, 172220), (474, 165680), (480, 163609), (545, 144096), (570, 137776), (608, 129165), (632, 124260), (654, 120080), (760, 103332), (790, 99408), (872, 90060), (912, 86110), (948, 82840), (1090, 72048), (1140, 68888), (1185, 66272), (1264, 62130), (1308, 60040), (1501, 52320), (1520, 51666), (1580, 49704), (1635, 48032), (1744, 45030), (1824, 43055), (1896, 41420), (2071, 37920), (2180, 36024), (2280, 34444), (2370, 33136), (2528, 31065), (2616, 30020), (3002, 26160), (3040, 25833), (3160, 24852), (3270, 24016), (3488, 22515), (3792, 20710), (4142, 18960), (4360, 18012), (4503, 17440), (4560, 17222), (4740, 16568), (5232, 15010), (6004, 13080), (6213, 12640), (6320, 12426), (6540, 12008), (7505, 10464), (7584, 10355), (8284, 9480), (8611, 9120), (8720, 9006)]