639718224

素因数分解:

$2^4\times 3^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{5081}}^1$

素因数の和:5196

約数の個数: 80

約数和(自身を含む): 1719098304

約数和(自身を除く): 1079380080

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 43, 48, 61, 86, 122, 129, 172, 183, 244, 258, 344, 366, 488, 516, 688, 732, 976, 1032, 1464, 2064, 2623, 2928, 5081, 5246, 7869, 10162, 10492, 15243, 15738, 20324, 20984, 30486, 31476, 40648, 41968, 60972, 62952, 81296, 121944, 125904, 218483, 243888, 309941, 436966, 619882, 655449, 873932, 929823, 1239764, 1310898, 1747864, 1859646, 2479528, 2621796, 3495728, 3719292, 4959056, 5243592, 7438584, 10487184, 13327463, 14877168, 26654926, 39982389, 53309852, 79964778, 106619704, 159929556, 213239408, 319859112, 639718224]

約数ペア:

[(1, 639718224), (2, 319859112), (3, 213239408), (4, 159929556), (6, 106619704), (8, 79964778), (12, 53309852), (16, 39982389), (24, 26654926), (43, 14877168), (48, 13327463), (61, 10487184), (86, 7438584), (122, 5243592), (129, 4959056), (172, 3719292), (183, 3495728), (244, 2621796), (258, 2479528), (344, 1859646), (366, 1747864), (488, 1310898), (516, 1239764), (688, 929823), (732, 873932), (976, 655449), (1032, 619882), (1464, 436966), (2064, 309941), (2623, 243888), (2928, 218483), (5081, 125904), (5246, 121944), (7869, 81296), (10162, 62952), (10492, 60972), (15243, 41968), (15738, 40648), (20324, 31476), (20984, 30486)]