69998720

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1$

素因数の和:254

約数の個数: 128

約数和(自身を含む): 186684480

約数和(自身を除く): 116685760

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 61, 64, 80, 88, 110, 122, 128, 160, 163, 176, 220, 244, 305, 320, 326, 352, 440, 488, 610, 640, 652, 671, 704, 815, 880, 976, 1220, 1304, 1342, 1408, 1630, 1760, 1793, 1952, 2440, 2608, 2684, 3260, 3355, 3520, 3586, 3904, 4880, 5216, 5368, 6520, 6710, 7040, 7172, 7808, 8965, 9760, 9943, 10432, 10736, 13040, 13420, 14344, 17930, 19520, 19886, 20864, 21472, 26080, 26840, 28688, 35860, 39040, 39772, 42944, 49715, 52160, 53680, 57376, 71720, 79544, 85888, 99430, 104320, 107360, 109373, 114752, 143440, 159088, 198860, 214720, 218746, 229504, 286880, 318176, 397720, 429440, 437492, 546865, 573760, 636352, 795440, 874984, 1093730, 1147520, 1272704, 1590880, 1749968, 2187460, 3181760, 3499936, 4374920, 6363520, 6999872, 8749840, 13999744, 17499680, 34999360, 69998720]

約数ペア:

[(1, 69998720), (2, 34999360), (4, 17499680), (5, 13999744), (8, 8749840), (10, 6999872), (11, 6363520), (16, 4374920), (20, 3499936), (22, 3181760), (32, 2187460), (40, 1749968), (44, 1590880), (55, 1272704), (61, 1147520), (64, 1093730), (80, 874984), (88, 795440), (110, 636352), (122, 573760), (128, 546865), (160, 437492), (163, 429440), (176, 397720), (220, 318176), (244, 286880), (305, 229504), (320, 218746), (326, 214720), (352, 198860), (440, 159088), (488, 143440), (610, 114752), (640, 109373), (652, 107360), (671, 104320), (704, 99430), (815, 85888), (880, 79544), (976, 71720), (1220, 57376), (1304, 53680), (1342, 52160), (1408, 49715), (1630, 42944), (1760, 39772), (1793, 39040), (1952, 35860), (2440, 28688), (2608, 26840), (2684, 26080), (3260, 21472), (3355, 20864), (3520, 19886), (3586, 19520), (3904, 17930), (4880, 14344), (5216, 13420), (5368, 13040), (6520, 10736), (6710, 10432), (7040, 9943), (7172, 9760), (7808, 8965)]