220979160

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{19801}}^1$

素因数の和:19849

約数の個数: 96

約数和(自身を含む): 741386880

約数和(自身を除く): 520407720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 40, 45, 60, 62, 72, 90, 93, 120, 124, 155, 180, 186, 248, 279, 310, 360, 372, 465, 558, 620, 744, 930, 1116, 1240, 1395, 1860, 2232, 2790, 3720, 5580, 11160, 19801, 39602, 59403, 79204, 99005, 118806, 158408, 178209, 198010, 237612, 297015, 356418, 396020, 475224, 594030, 613831, 712836, 792040, 891045, 1188060, 1227662, 1425672, 1782090, 1841493, 2376120, 2455324, 3069155, 3564180, 3682986, 4910648, 5524479, 6138310, 7128360, 7365972, 9207465, 11048958, 12276620, 14731944, 18414930, 22097916, 24553240, 27622395, 36829860, 44195832, 55244790, 73659720, 110489580, 220979160]

約数ペア:

[(1, 220979160), (2, 110489580), (3, 73659720), (4, 55244790), (5, 44195832), (6, 36829860), (8, 27622395), (9, 24553240), (10, 22097916), (12, 18414930), (15, 14731944), (18, 12276620), (20, 11048958), (24, 9207465), (30, 7365972), (31, 7128360), (36, 6138310), (40, 5524479), (45, 4910648), (60, 3682986), (62, 3564180), (72, 3069155), (90, 2455324), (93, 2376120), (120, 1841493), (124, 1782090), (155, 1425672), (180, 1227662), (186, 1188060), (248, 891045), (279, 792040), (310, 712836), (360, 613831), (372, 594030), (465, 475224), (558, 396020), (620, 356418), (744, 297015), (930, 237612), (1116, 198010), (1240, 178209), (1395, 158408), (1860, 118806), (2232, 99005), (2790, 79204), (3720, 59403), (5580, 39602), (11160, 19801)]