220481520

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{3547}}^1$

素因数の和:3607

約数の個数: 160

約数和(自身を含む): 802472448

約数和(自身を除く): 581990928

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 37, 40, 42, 48, 56, 60, 70, 74, 80, 84, 105, 111, 112, 120, 140, 148, 168, 185, 210, 222, 240, 259, 280, 296, 336, 370, 420, 444, 518, 555, 560, 592, 740, 777, 840, 888, 1036, 1110, 1295, 1480, 1554, 1680, 1776, 2072, 2220, 2590, 2960, 3108, 3547, 3885, 4144, 4440, 5180, 6216, 7094, 7770, 8880, 10360, 10641, 12432, 14188, 15540, 17735, 20720, 21282, 24829, 28376, 31080, 35470, 42564, 49658, 53205, 56752, 62160, 70940, 74487, 85128, 99316, 106410, 124145, 131239, 141880, 148974, 170256, 198632, 212820, 248290, 262478, 283760, 297948, 372435, 393717, 397264, 425640, 496580, 524956, 595896, 656195, 744870, 787434, 851280, 918673, 993160, 1049912, 1191792, 1312390, 1489740, 1574868, 1837346, 1968585, 1986320, 2099824, 2624780, 2756019, 2979480, 3149736, 3674692, 3937170, 4593365, 5249560, 5512038, 5958960, 6299472, 7349384, 7874340, 9186730, 10499120, 11024076, 13780095, 14698768, 15748680, 18373460, 22048152, 27560190, 31497360, 36746920, 44096304, 55120380, 73493840, 110240760, 220481520]

約数ペア:

[(1, 220481520), (2, 110240760), (3, 73493840), (4, 55120380), (5, 44096304), (6, 36746920), (7, 31497360), (8, 27560190), (10, 22048152), (12, 18373460), (14, 15748680), (15, 14698768), (16, 13780095), (20, 11024076), (21, 10499120), (24, 9186730), (28, 7874340), (30, 7349384), (35, 6299472), (37, 5958960), (40, 5512038), (42, 5249560), (48, 4593365), (56, 3937170), (60, 3674692), (70, 3149736), (74, 2979480), (80, 2756019), (84, 2624780), (105, 2099824), (111, 1986320), (112, 1968585), (120, 1837346), (140, 1574868), (148, 1489740), (168, 1312390), (185, 1191792), (210, 1049912), (222, 993160), (240, 918673), (259, 851280), (280, 787434), (296, 744870), (336, 656195), (370, 595896), (420, 524956), (444, 496580), (518, 425640), (555, 397264), (560, 393717), (592, 372435), (740, 297948), (777, 283760), (840, 262478), (888, 248290), (1036, 212820), (1110, 198632), (1295, 170256), (1480, 148974), (1554, 141880), (1680, 131239), (1776, 124145), (2072, 106410), (2220, 99316), (2590, 85128), (2960, 74487), (3108, 70940), (3547, 62160), (3885, 56752), (4144, 53205), (4440, 49658), (5180, 42564), (6216, 35470), (7094, 31080), (7770, 28376), (8880, 24829), (10360, 21282), (10641, 20720), (12432, 17735), (14188, 15540)]