1256553690

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1\times {\mathrm{769}}^1$

素因数の和:1068

約数の個数: 128

約数和(自身を含む): 3576545280

約数和(自身を除く): 2319991590

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 31, 35, 42, 62, 70, 93, 105, 155, 186, 210, 217, 251, 310, 434, 465, 502, 651, 753, 769, 930, 1085, 1255, 1302, 1506, 1538, 1757, 2170, 2307, 2510, 3255, 3514, 3765, 3845, 4614, 5271, 5383, 6510, 7530, 7690, 7781, 8785, 10542, 10766, 11535, 15562, 16149, 17570, 23070, 23343, 23839, 26355, 26915, 32298, 38905, 46686, 47678, 52710, 53830, 54467, 71517, 77810, 80745, 108934, 116715, 119195, 143034, 161490, 163401, 166873, 193019, 233430, 238390, 272335, 326802, 333746, 357585, 386038, 500619, 544670, 579057, 715170, 817005, 834365, 965095, 1001238, 1158114, 1351133, 1634010, 1668730, 1930190, 2503095, 2702266, 2895285, 4053399, 5006190, 5790570, 5983589, 6755665, 8106798, 11967178, 13511330, 17950767, 20266995, 29917945, 35901534, 40533990, 41885123, 59835890, 83770246, 89753835, 125655369, 179507670, 209425615, 251310738, 418851230, 628276845, 1256553690]

約数ペア:

[(1, 1256553690), (2, 628276845), (3, 418851230), (5, 251310738), (6, 209425615), (7, 179507670), (10, 125655369), (14, 89753835), (15, 83770246), (21, 59835890), (30, 41885123), (31, 40533990), (35, 35901534), (42, 29917945), (62, 20266995), (70, 17950767), (93, 13511330), (105, 11967178), (155, 8106798), (186, 6755665), (210, 5983589), (217, 5790570), (251, 5006190), (310, 4053399), (434, 2895285), (465, 2702266), (502, 2503095), (651, 1930190), (753, 1668730), (769, 1634010), (930, 1351133), (1085, 1158114), (1255, 1001238), (1302, 965095), (1506, 834365), (1538, 817005), (1757, 715170), (2170, 579057), (2307, 544670), (2510, 500619), (3255, 386038), (3514, 357585), (3765, 333746), (3845, 326802), (4614, 272335), (5271, 238390), (5383, 233430), (6510, 193019), (7530, 166873), (7690, 163401), (7781, 161490), (8785, 143034), (10542, 119195), (10766, 116715), (11535, 108934), (15562, 80745), (16149, 77810), (17570, 71517), (23070, 54467), (23343, 53830), (23839, 52710), (26355, 47678), (26915, 46686), (32298, 38905)]