31620840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{6427}}^1$

素因数の和:6482

約数の個数: 64

約数和(自身を含む): 97191360

約数和(自身を除く): 65570520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 41, 60, 82, 120, 123, 164, 205, 246, 328, 410, 492, 615, 820, 984, 1230, 1640, 2460, 4920, 6427, 12854, 19281, 25708, 32135, 38562, 51416, 64270, 77124, 96405, 128540, 154248, 192810, 257080, 263507, 385620, 527014, 771240, 790521, 1054028, 1317535, 1581042, 2108056, 2635070, 3162084, 3952605, 5270140, 6324168, 7905210, 10540280, 15810420, 31620840]

約数ペア:

[(1, 31620840), (2, 15810420), (3, 10540280), (4, 7905210), (5, 6324168), (6, 5270140), (8, 3952605), (10, 3162084), (12, 2635070), (15, 2108056), (20, 1581042), (24, 1317535), (30, 1054028), (40, 790521), (41, 771240), (60, 527014), (82, 385620), (120, 263507), (123, 257080), (164, 192810), (205, 154248), (246, 128540), (328, 96405), (410, 77124), (492, 64270), (615, 51416), (820, 38562), (984, 32135), (1230, 25708), (1640, 19281), (2460, 12854), (4920, 6427)]