190715720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{11831}}^1$

素因数の和:11886

約数の個数: 64

約数和(自身を含む): 477066240

約数和(自身を除く): 286350520

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, 620, 806, 1240, 1612, 2015, 3224, 4030, 8060, 11831, 16120, 23662, 47324, 59155, 94648, 118310, 153803, 236620, 307606, 366761, 473240, 615212, 733522, 769015, 1230424, 1467044, 1538030, 1833805, 2934088, 3076060, 3667610, 4767893, 6152120, 7335220, 9535786, 14670440, 19071572, 23839465, 38143144, 47678930, 95357860, 190715720]

約数ペア:

[(1, 190715720), (2, 95357860), (4, 47678930), (5, 38143144), (8, 23839465), (10, 19071572), (13, 14670440), (20, 9535786), (26, 7335220), (31, 6152120), (40, 4767893), (52, 3667610), (62, 3076060), (65, 2934088), (104, 1833805), (124, 1538030), (130, 1467044), (155, 1230424), (248, 769015), (260, 733522), (310, 615212), (403, 473240), (520, 366761), (620, 307606), (806, 236620), (1240, 153803), (1612, 118310), (2015, 94648), (3224, 59155), (4030, 47324), (8060, 23662), (11831, 16120)]