729560

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1$

素因数の和:108

約数の個数: 64

約数和(自身を含む): 1874880

約数和(自身を除く): 1145320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 23, 26, 40, 46, 52, 61, 65, 92, 104, 115, 122, 130, 184, 230, 244, 260, 299, 305, 460, 488, 520, 598, 610, 793, 920, 1196, 1220, 1403, 1495, 1586, 2392, 2440, 2806, 2990, 3172, 3965, 5612, 5980, 6344, 7015, 7930, 11224, 11960, 14030, 15860, 18239, 28060, 31720, 36478, 56120, 72956, 91195, 145912, 182390, 364780, 729560]

約数ペア:

[(1, 729560), (2, 364780), (4, 182390), (5, 145912), (8, 91195), (10, 72956), (13, 56120), (20, 36478), (23, 31720), (26, 28060), (40, 18239), (46, 15860), (52, 14030), (61, 11960), (65, 11224), (92, 7930), (104, 7015), (115, 6344), (122, 5980), (130, 5612), (184, 3965), (230, 3172), (244, 2990), (260, 2806), (299, 2440), (305, 2392), (460, 1586), (488, 1495), (520, 1403), (598, 1220), (610, 1196), (793, 920)]