220357620

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{61}}^2$

素因数の和:191

約数の個数: 216

約数和(自身を含む): 793158912

約数和(自身を除く): 572801292

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 47, 60, 61, 63, 70, 84, 90, 94, 105, 122, 126, 140, 141, 180, 183, 188, 210, 235, 244, 252, 282, 305, 315, 329, 366, 420, 423, 427, 470, 549, 564, 610, 630, 658, 705, 732, 846, 854, 915, 940, 987, 1098, 1220, 1260, 1281, 1316, 1410, 1645, 1692, 1708, 1830, 1974, 2115, 2135, 2196, 2562, 2745, 2820, 2867, 2961, 3290, 3660, 3721, 3843, 3948, 4230, 4270, 4935, 5124, 5490, 5734, 5922, 6405, 6580, 7442, 7686, 8460, 8540, 8601, 9870, 10980, 11163, 11468, 11844, 12810, 14335, 14805, 14884, 15372, 17202, 18605, 19215, 19740, 20069, 22326, 25620, 25803, 26047, 28670, 29610, 33489, 34404, 37210, 38430, 40138, 43005, 44652, 51606, 52094, 55815, 57340, 59220, 60207, 66978, 74420, 76860, 78141, 80276, 86010, 100345, 103212, 104188, 111630, 120414, 129015, 130235, 133956, 156282, 167445, 172020, 174887, 180621, 200690, 223260, 234423, 240828, 258030, 260470, 301035, 312564, 334890, 349774, 361242, 390705, 401380, 468846, 516060, 520940, 524661, 602070, 669780, 699548, 722484, 781410, 874435, 903105, 937692, 1049322, 1172115, 1204140, 1224209, 1562820, 1573983, 1748870, 1806210, 2098644, 2344230, 2448418, 2623305, 3147966, 3497740, 3612420, 3672627, 4688460, 4896836, 5246610, 6121045, 6295932, 7345254, 7869915, 10493220, 11017881, 12242090, 14690508, 15739830, 18363135, 22035762, 24484180, 31479660, 36726270, 44071524, 55089405, 73452540, 110178810, 220357620]

約数ペア:

[(1, 220357620), (2, 110178810), (3, 73452540), (4, 55089405), (5, 44071524), (6, 36726270), (7, 31479660), (9, 24484180), (10, 22035762), (12, 18363135), (14, 15739830), (15, 14690508), (18, 12242090), (20, 11017881), (21, 10493220), (28, 7869915), (30, 7345254), (35, 6295932), (36, 6121045), (42, 5246610), (45, 4896836), (47, 4688460), (60, 3672627), (61, 3612420), (63, 3497740), (70, 3147966), (84, 2623305), (90, 2448418), (94, 2344230), (105, 2098644), (122, 1806210), (126, 1748870), (140, 1573983), (141, 1562820), (180, 1224209), (183, 1204140), (188, 1172115), (210, 1049322), (235, 937692), (244, 903105), (252, 874435), (282, 781410), (305, 722484), (315, 699548), (329, 669780), (366, 602070), (420, 524661), (423, 520940), (427, 516060), (470, 468846), (549, 401380), (564, 390705), (610, 361242), (630, 349774), (658, 334890), (705, 312564), (732, 301035), (846, 260470), (854, 258030), (915, 240828), (940, 234423), (987, 223260), (1098, 200690), (1220, 180621), (1260, 174887), (1281, 172020), (1316, 167445), (1410, 156282), (1645, 133956), (1692, 130235), (1708, 129015), (1830, 120414), (1974, 111630), (2115, 104188), (2135, 103212), (2196, 100345), (2562, 86010), (2745, 80276), (2820, 78141), (2867, 76860), (2961, 74420), (3290, 66978), (3660, 60207), (3721, 59220), (3843, 57340), (3948, 55815), (4230, 52094), (4270, 51606), (4935, 44652), (5124, 43005), (5490, 40138), (5734, 38430), (5922, 37210), (6405, 34404), (6580, 33489), (7442, 29610), (7686, 28670), (8460, 26047), (8540, 25803), (8601, 25620), (9870, 22326), (10980, 20069), (11163, 19740), (11468, 19215), (11844, 18605), (12810, 17202), (14335, 15372), (14805, 14884)]