8013460

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1$

素因数の和:90

約数の個数: 144

約数和(自身を含む): 22924944

約数和(自身を除く): 14911484

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 17, 20, 26, 28, 34, 35, 37, 49, 52, 65, 68, 70, 74, 85, 91, 98, 119, 130, 140, 148, 170, 182, 185, 196, 221, 238, 245, 259, 260, 340, 364, 370, 442, 455, 476, 481, 490, 518, 595, 629, 637, 740, 833, 884, 910, 962, 980, 1036, 1105, 1190, 1258, 1274, 1295, 1547, 1666, 1813, 1820, 1924, 2210, 2380, 2405, 2516, 2548, 2590, 3094, 3145, 3185, 3332, 3367, 3626, 4165, 4403, 4420, 4810, 5180, 6188, 6290, 6370, 6734, 7252, 7735, 8177, 8330, 8806, 9065, 9620, 10829, 12580, 12740, 13468, 15470, 16354, 16660, 16835, 17612, 18130, 21658, 22015, 23569, 30821, 30940, 32708, 33670, 36260, 40885, 43316, 44030, 47138, 54145, 57239, 61642, 67340, 81770, 88060, 94276, 108290, 114478, 117845, 123284, 154105, 163540, 216580, 228956, 235690, 286195, 308210, 400673, 471380, 572390, 616420, 801346, 1144780, 1602692, 2003365, 4006730, 8013460]

約数ペア:

[(1, 8013460), (2, 4006730), (4, 2003365), (5, 1602692), (7, 1144780), (10, 801346), (13, 616420), (14, 572390), (17, 471380), (20, 400673), (26, 308210), (28, 286195), (34, 235690), (35, 228956), (37, 216580), (49, 163540), (52, 154105), (65, 123284), (68, 117845), (70, 114478), (74, 108290), (85, 94276), (91, 88060), (98, 81770), (119, 67340), (130, 61642), (140, 57239), (148, 54145), (170, 47138), (182, 44030), (185, 43316), (196, 40885), (221, 36260), (238, 33670), (245, 32708), (259, 30940), (260, 30821), (340, 23569), (364, 22015), (370, 21658), (442, 18130), (455, 17612), (476, 16835), (481, 16660), (490, 16354), (518, 15470), (595, 13468), (629, 12740), (637, 12580), (740, 10829), (833, 9620), (884, 9065), (910, 8806), (962, 8330), (980, 8177), (1036, 7735), (1105, 7252), (1190, 6734), (1258, 6370), (1274, 6290), (1295, 6188), (1547, 5180), (1666, 4810), (1813, 4420), (1820, 4403), (1924, 4165), (2210, 3626), (2380, 3367), (2405, 3332), (2516, 3185), (2548, 3145), (2590, 3094)]