211313360

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{613}}^1$

素因数の和:796

約数の個数: 80

約数和(自身を含む): 511633920

約数和(自身を除く): 300320560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 139, 155, 248, 278, 310, 496, 556, 613, 620, 695, 1112, 1226, 1240, 1390, 2224, 2452, 2480, 2780, 3065, 4309, 4904, 5560, 6130, 8618, 9808, 11120, 12260, 17236, 19003, 21545, 24520, 34472, 38006, 43090, 49040, 68944, 76012, 85207, 86180, 95015, 152024, 170414, 172360, 190030, 304048, 340828, 344720, 380060, 426035, 681656, 760120, 852070, 1363312, 1520240, 1704140, 2641417, 3408280, 5282834, 6816560, 10565668, 13207085, 21131336, 26414170, 42262672, 52828340, 105656680, 211313360]

約数ペア:

[(1, 211313360), (2, 105656680), (4, 52828340), (5, 42262672), (8, 26414170), (10, 21131336), (16, 13207085), (20, 10565668), (31, 6816560), (40, 5282834), (62, 3408280), (80, 2641417), (124, 1704140), (139, 1520240), (155, 1363312), (248, 852070), (278, 760120), (310, 681656), (496, 426035), (556, 380060), (613, 344720), (620, 340828), (695, 304048), (1112, 190030), (1226, 172360), (1240, 170414), (1390, 152024), (2224, 95015), (2452, 86180), (2480, 85207), (2780, 76012), (3065, 68944), (4309, 49040), (4904, 43090), (5560, 38006), (6130, 34472), (8618, 24520), (9808, 21545), (11120, 19003), (12260, 17236)]