71045910

素因数分解:

$2^1\times 3^5\times 5^1\times {\mathrm{13}}^2\times {\mathrm{173}}^1$

素因数の和:221

約数の個数: 144

約数和(自身を含む): 208628784

約数和(自身を除く): 137582874

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 65, 78, 81, 90, 117, 130, 135, 162, 169, 173, 195, 234, 243, 270, 338, 346, 351, 390, 405, 486, 507, 519, 585, 702, 810, 845, 865, 1014, 1038, 1053, 1170, 1215, 1521, 1557, 1690, 1730, 1755, 2106, 2249, 2430, 2535, 2595, 3042, 3114, 3159, 3510, 4498, 4563, 4671, 5070, 5190, 5265, 6318, 6747, 7605, 7785, 9126, 9342, 10530, 11245, 13494, 13689, 14013, 15210, 15570, 15795, 20241, 22490, 22815, 23355, 27378, 28026, 29237, 31590, 33735, 40482, 41067, 42039, 45630, 46710, 58474, 60723, 67470, 68445, 70065, 82134, 84078, 87711, 101205, 121446, 136890, 140130, 146185, 175422, 182169, 202410, 205335, 210195, 263133, 292370, 303615, 364338, 410670, 420390, 438555, 526266, 546507, 607230, 789399, 877110, 910845, 1093014, 1315665, 1578798, 1821690, 2368197, 2631330, 2732535, 3946995, 4736394, 5465070, 7104591, 7893990, 11840985, 14209182, 23681970, 35522955, 71045910]

約数ペア:

[(1, 71045910), (2, 35522955), (3, 23681970), (5, 14209182), (6, 11840985), (9, 7893990), (10, 7104591), (13, 5465070), (15, 4736394), (18, 3946995), (26, 2732535), (27, 2631330), (30, 2368197), (39, 1821690), (45, 1578798), (54, 1315665), (65, 1093014), (78, 910845), (81, 877110), (90, 789399), (117, 607230), (130, 546507), (135, 526266), (162, 438555), (169, 420390), (173, 410670), (195, 364338), (234, 303615), (243, 292370), (270, 263133), (338, 210195), (346, 205335), (351, 202410), (390, 182169), (405, 175422), (486, 146185), (507, 140130), (519, 136890), (585, 121446), (702, 101205), (810, 87711), (845, 84078), (865, 82134), (1014, 70065), (1038, 68445), (1053, 67470), (1170, 60723), (1215, 58474), (1521, 46710), (1557, 45630), (1690, 42039), (1730, 41067), (1755, 40482), (2106, 33735), (2249, 31590), (2430, 29237), (2535, 28026), (2595, 27378), (3042, 23355), (3114, 22815), (3159, 22490), (3510, 20241), (4498, 15795), (4563, 15570), (4671, 15210), (5070, 14013), (5190, 13689), (5265, 13494), (6318, 11245), (6747, 10530), (7605, 9342), (7785, 9126)]