284340680

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{569}}^1$

素因数の和:655

約数の個数: 96

約数和(自身を含む): 713172600

約数和(自身を除く): 428831920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 124, 130, 155, 248, 260, 310, 403, 520, 569, 620, 806, 961, 1138, 1240, 1612, 1922, 2015, 2276, 2845, 3224, 3844, 4030, 4552, 4805, 5690, 7397, 7688, 8060, 9610, 11380, 12493, 14794, 16120, 17639, 19220, 22760, 24986, 29588, 35278, 36985, 38440, 49972, 59176, 62465, 70556, 73970, 88195, 99944, 124930, 141112, 147940, 176390, 229307, 249860, 295880, 352780, 458614, 499720, 546809, 705560, 917228, 1093618, 1146535, 1834456, 2187236, 2293070, 2734045, 4374472, 4586140, 5468090, 7108517, 9172280, 10936180, 14217034, 21872360, 28434068, 35542585, 56868136, 71085170, 142170340, 284340680]

約数ペア:

[(1, 284340680), (2, 142170340), (4, 71085170), (5, 56868136), (8, 35542585), (10, 28434068), (13, 21872360), (20, 14217034), (26, 10936180), (31, 9172280), (40, 7108517), (52, 5468090), (62, 4586140), (65, 4374472), (104, 2734045), (124, 2293070), (130, 2187236), (155, 1834456), (248, 1146535), (260, 1093618), (310, 917228), (403, 705560), (520, 546809), (569, 499720), (620, 458614), (806, 352780), (961, 295880), (1138, 249860), (1240, 229307), (1612, 176390), (1922, 147940), (2015, 141112), (2276, 124930), (2845, 99944), (3224, 88195), (3844, 73970), (4030, 70556), (4552, 62465), (4805, 59176), (5690, 49972), (7397, 38440), (7688, 36985), (8060, 35278), (9610, 29588), (11380, 24986), (12493, 22760), (14794, 19220), (16120, 17639)]