257010480

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{356959}}^1$

素因数の和:356978

約数の個数: 60

約数和(自身を含む): 863129280

約数和(自身を除く): 606118800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 356959, 713918, 1070877, 1427836, 1784795, 2141754, 2855672, 3212631, 3569590, 4283508, 5354385, 5711344, 6425262, 7139180, 8567016, 10708770, 12850524, 14278360, 16063155, 17134032, 21417540, 25701048, 28556720, 32126310, 42835080, 51402096, 64252620, 85670160, 128505240, 257010480]

約数ペア:

[(1, 257010480), (2, 128505240), (3, 85670160), (4, 64252620), (5, 51402096), (6, 42835080), (8, 32126310), (9, 28556720), (10, 25701048), (12, 21417540), (15, 17134032), (16, 16063155), (18, 14278360), (20, 12850524), (24, 10708770), (30, 8567016), (36, 7139180), (40, 6425262), (45, 5711344), (48, 5354385), (60, 4283508), (72, 3569590), (80, 3212631), (90, 2855672), (120, 2141754), (144, 1784795), (180, 1427836), (240, 1070877), (360, 713918), (720, 356959)]