180859120

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{7561}}^1$

素因数の和:7610

約数の個数: 80

約数和(自身を含む): 472594752

約数和(自身を除く): 291735632

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 40, 46, 52, 65, 80, 92, 104, 115, 130, 184, 208, 230, 260, 299, 368, 460, 520, 598, 920, 1040, 1196, 1495, 1840, 2392, 2990, 4784, 5980, 7561, 11960, 15122, 23920, 30244, 37805, 60488, 75610, 98293, 120976, 151220, 173903, 196586, 302440, 347806, 393172, 491465, 604880, 695612, 786344, 869515, 982930, 1391224, 1572688, 1739030, 1965860, 2260739, 2782448, 3478060, 3931720, 4521478, 6956120, 7863440, 9042956, 11303695, 13912240, 18085912, 22607390, 36171824, 45214780, 90429560, 180859120]

約数ペア:

[(1, 180859120), (2, 90429560), (4, 45214780), (5, 36171824), (8, 22607390), (10, 18085912), (13, 13912240), (16, 11303695), (20, 9042956), (23, 7863440), (26, 6956120), (40, 4521478), (46, 3931720), (52, 3478060), (65, 2782448), (80, 2260739), (92, 1965860), (104, 1739030), (115, 1572688), (130, 1391224), (184, 982930), (208, 869515), (230, 786344), (260, 695612), (299, 604880), (368, 491465), (460, 393172), (520, 347806), (598, 302440), (920, 196586), (1040, 173903), (1196, 151220), (1495, 120976), (1840, 98293), (2392, 75610), (2990, 60488), (4784, 37805), (5980, 30244), (7561, 23920), (11960, 15122)]