221093460

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{773}}^1$

素因数の和:1022

約数の個数: 144

約数和(自身を含む): 770829696

約数和(自身を除く): 549736236

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 227, 252, 315, 420, 454, 630, 681, 773, 908, 1135, 1260, 1362, 1546, 1589, 2043, 2270, 2319, 2724, 3092, 3178, 3405, 3865, 4086, 4540, 4638, 4767, 5411, 6356, 6810, 6957, 7730, 7945, 8172, 9276, 9534, 10215, 10822, 11595, 13620, 13914, 14301, 15460, 15890, 16233, 19068, 20430, 21644, 23190, 23835, 27055, 27828, 28602, 31780, 32466, 34785, 40860, 46380, 47670, 48699, 54110, 57204, 64932, 69570, 71505, 81165, 95340, 97398, 108220, 139140, 143010, 162330, 175471, 194796, 243495, 286020, 324660, 350942, 486990, 526413, 701884, 877355, 973980, 1052826, 1228297, 1579239, 1754710, 2105652, 2456594, 2632065, 3158478, 3509420, 3684891, 4913188, 5264130, 6141485, 6316956, 7369782, 7896195, 10528260, 11054673, 12282970, 14739564, 15792390, 18424455, 22109346, 24565940, 31584780, 36848910, 44218692, 55273365, 73697820, 110546730, 221093460]

約数ペア:

[(1, 221093460), (2, 110546730), (3, 73697820), (4, 55273365), (5, 44218692), (6, 36848910), (7, 31584780), (9, 24565940), (10, 22109346), (12, 18424455), (14, 15792390), (15, 14739564), (18, 12282970), (20, 11054673), (21, 10528260), (28, 7896195), (30, 7369782), (35, 6316956), (36, 6141485), (42, 5264130), (45, 4913188), (60, 3684891), (63, 3509420), (70, 3158478), (84, 2632065), (90, 2456594), (105, 2105652), (126, 1754710), (140, 1579239), (180, 1228297), (210, 1052826), (227, 973980), (252, 877355), (315, 701884), (420, 526413), (454, 486990), (630, 350942), (681, 324660), (773, 286020), (908, 243495), (1135, 194796), (1260, 175471), (1362, 162330), (1546, 143010), (1589, 139140), (2043, 108220), (2270, 97398), (2319, 95340), (2724, 81165), (3092, 71505), (3178, 69570), (3405, 64932), (3865, 57204), (4086, 54110), (4540, 48699), (4638, 47670), (4767, 46380), (5411, 40860), (6356, 34785), (6810, 32466), (6957, 31780), (7730, 28602), (7945, 27828), (8172, 27055), (9276, 23835), (9534, 23190), (10215, 21644), (10822, 20430), (11595, 19068), (13620, 16233), (13914, 15890), (14301, 15460)]