252105680

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{2719}}^1$

素因数の和:2812

約数の個数: 80

約数和(自身を含む): 627340800

約数和(自身を除く): 375235120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 61, 76, 80, 95, 122, 152, 190, 244, 304, 305, 380, 488, 610, 760, 976, 1159, 1220, 1520, 2318, 2440, 2719, 4636, 4880, 5438, 5795, 9272, 10876, 11590, 13595, 18544, 21752, 23180, 27190, 43504, 46360, 51661, 54380, 92720, 103322, 108760, 165859, 206644, 217520, 258305, 331718, 413288, 516610, 663436, 826576, 829295, 1033220, 1326872, 1658590, 2066440, 2653744, 3151321, 3317180, 4132880, 6302642, 6634360, 12605284, 13268720, 15756605, 25210568, 31513210, 50421136, 63026420, 126052840, 252105680]

約数ペア:

[(1, 252105680), (2, 126052840), (4, 63026420), (5, 50421136), (8, 31513210), (10, 25210568), (16, 15756605), (19, 13268720), (20, 12605284), (38, 6634360), (40, 6302642), (61, 4132880), (76, 3317180), (80, 3151321), (95, 2653744), (122, 2066440), (152, 1658590), (190, 1326872), (244, 1033220), (304, 829295), (305, 826576), (380, 663436), (488, 516610), (610, 413288), (760, 331718), (976, 258305), (1159, 217520), (1220, 206644), (1520, 165859), (2318, 108760), (2440, 103322), (2719, 92720), (4636, 54380), (4880, 51661), (5438, 46360), (5795, 43504), (9272, 27190), (10876, 23180), (11590, 21752), (13595, 18544)]