4570020

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1$

素因数の和:72

約数の個数: 240

約数和(自身を含む): 18213888

約数和(自身を除く): 13643868

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 27, 28, 30, 31, 35, 36, 39, 42, 45, 52, 54, 60, 62, 63, 65, 70, 78, 81, 84, 90, 91, 93, 105, 108, 117, 124, 126, 130, 135, 140, 155, 156, 162, 180, 182, 186, 189, 195, 210, 217, 234, 252, 260, 270, 273, 279, 310, 315, 324, 351, 364, 372, 378, 390, 403, 405, 420, 434, 455, 465, 468, 540, 546, 558, 567, 585, 620, 630, 651, 702, 756, 780, 806, 810, 819, 837, 868, 910, 930, 945, 1053, 1085, 1092, 1116, 1134, 1170, 1209, 1260, 1302, 1365, 1395, 1404, 1612, 1620, 1638, 1674, 1755, 1820, 1860, 1890, 1953, 2015, 2106, 2170, 2268, 2340, 2418, 2457, 2511, 2604, 2730, 2790, 2821, 2835, 3255, 3276, 3348, 3510, 3627, 3780, 3906, 4030, 4095, 4185, 4212, 4340, 4836, 4914, 5022, 5265, 5460, 5580, 5642, 5670, 5859, 6045, 6510, 7020, 7254, 7371, 7812, 8060, 8190, 8370, 8463, 9765, 9828, 10044, 10530, 10881, 11284, 11340, 11718, 12090, 12285, 12555, 13020, 14105, 14508, 14742, 16380, 16740, 16926, 17577, 18135, 19530, 21060, 21762, 23436, 24180, 24570, 25110, 25389, 28210, 29295, 29484, 32643, 33852, 35154, 36270, 36855, 39060, 42315, 43524, 49140, 50220, 50778, 54405, 56420, 58590, 65286, 70308, 72540, 73710, 76167, 84630, 87885, 101556, 108810, 117180, 126945, 130572, 147420, 152334, 163215, 169260, 175770, 217620, 228501, 253890, 304668, 326430, 351540, 380835, 457002, 507780, 652860, 761670, 914004, 1142505, 1523340, 2285010, 4570020]

約数ペア:

[(1, 4570020), (2, 2285010), (3, 1523340), (4, 1142505), (5, 914004), (6, 761670), (7, 652860), (9, 507780), (10, 457002), (12, 380835), (13, 351540), (14, 326430), (15, 304668), (18, 253890), (20, 228501), (21, 217620), (26, 175770), (27, 169260), (28, 163215), (30, 152334), (31, 147420), (35, 130572), (36, 126945), (39, 117180), (42, 108810), (45, 101556), (52, 87885), (54, 84630), (60, 76167), (62, 73710), (63, 72540), (65, 70308), (70, 65286), (78, 58590), (81, 56420), (84, 54405), (90, 50778), (91, 50220), (93, 49140), (105, 43524), (108, 42315), (117, 39060), (124, 36855), (126, 36270), (130, 35154), (135, 33852), (140, 32643), (155, 29484), (156, 29295), (162, 28210), (180, 25389), (182, 25110), (186, 24570), (189, 24180), (195, 23436), (210, 21762), (217, 21060), (234, 19530), (252, 18135), (260, 17577), (270, 16926), (273, 16740), (279, 16380), (310, 14742), (315, 14508), (324, 14105), (351, 13020), (364, 12555), (372, 12285), (378, 12090), (390, 11718), (403, 11340), (405, 11284), (420, 10881), (434, 10530), (455, 10044), (465, 9828), (468, 9765), (540, 8463), (546, 8370), (558, 8190), (567, 8060), (585, 7812), (620, 7371), (630, 7254), (651, 7020), (702, 6510), (756, 6045), (780, 5859), (806, 5670), (810, 5642), (819, 5580), (837, 5460), (868, 5265), (910, 5022), (930, 4914), (945, 4836), (1053, 4340), (1085, 4212), (1092, 4185), (1116, 4095), (1134, 4030), (1170, 3906), (1209, 3780), (1260, 3627), (1302, 3510), (1365, 3348), (1395, 3276), (1404, 3255), (1612, 2835), (1620, 2821), (1638, 2790), (1674, 2730), (1755, 2604), (1820, 2511), (1860, 2457), (1890, 2418), (1953, 2340), (2015, 2268), (2106, 2170)]