221120016

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{3251}}^1$

素因数の和:3384

約数の個数: 80

約数和(自身を含む): 621001920

約数和(自身を除く): 399881904

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 109, 156, 208, 218, 312, 327, 436, 624, 654, 872, 1308, 1417, 1744, 2616, 2834, 3251, 4251, 5232, 5668, 6502, 8502, 9753, 11336, 13004, 17004, 19506, 22672, 26008, 34008, 39012, 42263, 52016, 68016, 78024, 84526, 126789, 156048, 169052, 253578, 338104, 354359, 507156, 676208, 708718, 1014312, 1063077, 1417436, 2028624, 2126154, 2834872, 4252308, 4606667, 5669744, 8504616, 9213334, 13820001, 17009232, 18426668, 27640002, 36853336, 55280004, 73706672, 110560008, 221120016]

約数ペア:

[(1, 221120016), (2, 110560008), (3, 73706672), (4, 55280004), (6, 36853336), (8, 27640002), (12, 18426668), (13, 17009232), (16, 13820001), (24, 9213334), (26, 8504616), (39, 5669744), (48, 4606667), (52, 4252308), (78, 2834872), (104, 2126154), (109, 2028624), (156, 1417436), (208, 1063077), (218, 1014312), (312, 708718), (327, 676208), (436, 507156), (624, 354359), (654, 338104), (872, 253578), (1308, 169052), (1417, 156048), (1744, 126789), (2616, 84526), (2834, 78024), (3251, 68016), (4251, 52016), (5232, 42263), (5668, 39012), (6502, 34008), (8502, 26008), (9753, 22672), (11336, 19506), (13004, 17004)]