391217520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{52583}}^1$

素因数の和:52630

約数の個数: 80

約数和(自身を含む): 1251919872

約数和(自身を除く): 860702352

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1860, 2480, 3720, 7440, 52583, 105166, 157749, 210332, 262915, 315498, 420664, 525830, 630996, 788745, 841328, 1051660, 1261992, 1577490, 1630073, 2103320, 2523984, 3154980, 3260146, 4206640, 4890219, 6309960, 6520292, 8150365, 9780438, 12619920, 13040584, 16300730, 19560876, 24451095, 26081168, 32601460, 39121752, 48902190, 65202920, 78243504, 97804380, 130405840, 195608760, 391217520]

約数ペア:

[(1, 391217520), (2, 195608760), (3, 130405840), (4, 97804380), (5, 78243504), (6, 65202920), (8, 48902190), (10, 39121752), (12, 32601460), (15, 26081168), (16, 24451095), (20, 19560876), (24, 16300730), (30, 13040584), (31, 12619920), (40, 9780438), (48, 8150365), (60, 6520292), (62, 6309960), (80, 4890219), (93, 4206640), (120, 3260146), (124, 3154980), (155, 2523984), (186, 2103320), (240, 1630073), (248, 1577490), (310, 1261992), (372, 1051660), (465, 841328), (496, 788745), (620, 630996), (744, 525830), (930, 420664), (1240, 315498), (1488, 262915), (1860, 210332), (2480, 157749), (3720, 105166), (7440, 52583)]