247917540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{10253}}^1$

素因数の和:10309

約数の個数: 96

約数和(自身を含む): 771757056

約数和(自身を除く): 523839516

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 31, 39, 52, 60, 62, 65, 78, 93, 124, 130, 155, 156, 186, 195, 260, 310, 372, 390, 403, 465, 620, 780, 806, 930, 1209, 1612, 1860, 2015, 2418, 4030, 4836, 6045, 8060, 10253, 12090, 20506, 24180, 30759, 41012, 51265, 61518, 102530, 123036, 133289, 153795, 205060, 266578, 307590, 317843, 399867, 533156, 615180, 635686, 666445, 799734, 953529, 1271372, 1332890, 1589215, 1599468, 1907058, 1999335, 2665780, 3178430, 3814116, 3998670, 4131959, 4767645, 6356860, 7997340, 8263918, 9535290, 12395877, 16527836, 19070580, 20659795, 24791754, 41319590, 49583508, 61979385, 82639180, 123958770, 247917540]

約数ペア:

[(1, 247917540), (2, 123958770), (3, 82639180), (4, 61979385), (5, 49583508), (6, 41319590), (10, 24791754), (12, 20659795), (13, 19070580), (15, 16527836), (20, 12395877), (26, 9535290), (30, 8263918), (31, 7997340), (39, 6356860), (52, 4767645), (60, 4131959), (62, 3998670), (65, 3814116), (78, 3178430), (93, 2665780), (124, 1999335), (130, 1907058), (155, 1599468), (156, 1589215), (186, 1332890), (195, 1271372), (260, 953529), (310, 799734), (372, 666445), (390, 635686), (403, 615180), (465, 533156), (620, 399867), (780, 317843), (806, 307590), (930, 266578), (1209, 205060), (1612, 153795), (1860, 133289), (2015, 123036), (2418, 102530), (4030, 61518), (4836, 51265), (6045, 41012), (8060, 30759), (10253, 24180), (12090, 20506)]