60221980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{163}}^1$

素因数の和:228

約数の個数: 144

約数和(自身を含む): 164898720

約数和(自身を除く): 104676740

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 29, 35, 49, 52, 58, 65, 70, 91, 98, 116, 130, 140, 145, 163, 182, 196, 203, 245, 260, 290, 326, 364, 377, 406, 455, 490, 580, 637, 652, 754, 812, 815, 910, 980, 1015, 1141, 1274, 1421, 1508, 1630, 1820, 1885, 2030, 2119, 2282, 2548, 2639, 2842, 3185, 3260, 3770, 4060, 4238, 4564, 4727, 5278, 5684, 5705, 6370, 7105, 7540, 7987, 8476, 9454, 10556, 10595, 11410, 12740, 13195, 14210, 14833, 15974, 18473, 18908, 21190, 22820, 23635, 26390, 28420, 29666, 31948, 33089, 36946, 39935, 42380, 47270, 52780, 59332, 61451, 66178, 73892, 74165, 79870, 92365, 94540, 103831, 122902, 132356, 148330, 159740, 165445, 184730, 207662, 231623, 245804, 296660, 307255, 330890, 369460, 415324, 430157, 463246, 519155, 614510, 661780, 860314, 926492, 1038310, 1158115, 1229020, 1720628, 2076620, 2150785, 2316230, 3011099, 4301570, 4632460, 6022198, 8603140, 12044396, 15055495, 30110990, 60221980]

約数ペア:

[(1, 60221980), (2, 30110990), (4, 15055495), (5, 12044396), (7, 8603140), (10, 6022198), (13, 4632460), (14, 4301570), (20, 3011099), (26, 2316230), (28, 2150785), (29, 2076620), (35, 1720628), (49, 1229020), (52, 1158115), (58, 1038310), (65, 926492), (70, 860314), (91, 661780), (98, 614510), (116, 519155), (130, 463246), (140, 430157), (145, 415324), (163, 369460), (182, 330890), (196, 307255), (203, 296660), (245, 245804), (260, 231623), (290, 207662), (326, 184730), (364, 165445), (377, 159740), (406, 148330), (455, 132356), (490, 122902), (580, 103831), (637, 94540), (652, 92365), (754, 79870), (812, 74165), (815, 73892), (910, 66178), (980, 61451), (1015, 59332), (1141, 52780), (1274, 47270), (1421, 42380), (1508, 39935), (1630, 36946), (1820, 33089), (1885, 31948), (2030, 29666), (2119, 28420), (2282, 26390), (2548, 23635), (2639, 22820), (2842, 21190), (3185, 18908), (3260, 18473), (3770, 15974), (4060, 14833), (4238, 14210), (4564, 13195), (4727, 12740), (5278, 11410), (5684, 10595), (5705, 10556), (6370, 9454), (7105, 8476), (7540, 7987)]