51278340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1451}}^1$

素因数の和:1513

約数の個数: 96

約数和(自身を含む): 156119040

約数和(自身を除く): 104840700

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 31, 38, 57, 60, 62, 76, 93, 95, 114, 124, 155, 186, 190, 228, 285, 310, 372, 380, 465, 570, 589, 620, 930, 1140, 1178, 1451, 1767, 1860, 2356, 2902, 2945, 3534, 4353, 5804, 5890, 7068, 7255, 8706, 8835, 11780, 14510, 17412, 17670, 21765, 27569, 29020, 35340, 43530, 44981, 55138, 82707, 87060, 89962, 110276, 134943, 137845, 165414, 179924, 224905, 269886, 275690, 330828, 413535, 449810, 539772, 551380, 674715, 827070, 854639, 899620, 1349430, 1654140, 1709278, 2563917, 2698860, 3418556, 4273195, 5127834, 8546390, 10255668, 12819585, 17092780, 25639170, 51278340]

約数ペア:

[(1, 51278340), (2, 25639170), (3, 17092780), (4, 12819585), (5, 10255668), (6, 8546390), (10, 5127834), (12, 4273195), (15, 3418556), (19, 2698860), (20, 2563917), (30, 1709278), (31, 1654140), (38, 1349430), (57, 899620), (60, 854639), (62, 827070), (76, 674715), (93, 551380), (95, 539772), (114, 449810), (124, 413535), (155, 330828), (186, 275690), (190, 269886), (228, 224905), (285, 179924), (310, 165414), (372, 137845), (380, 134943), (465, 110276), (570, 89962), (589, 87060), (620, 82707), (930, 55138), (1140, 44981), (1178, 43530), (1451, 35340), (1767, 29020), (1860, 27569), (2356, 21765), (2902, 17670), (2945, 17412), (3534, 14510), (4353, 11780), (5804, 8835), (5890, 8706), (7068, 7255)]