181880720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{10477}}^1$

素因数の和:10528

約数の個数: 80

約数和(自身を含む): 498920448

約数和(自身を除く): 317039728

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 434, 496, 560, 620, 868, 1085, 1240, 1736, 2170, 2480, 3472, 4340, 8680, 10477, 17360, 20954, 41908, 52385, 73339, 83816, 104770, 146678, 167632, 209540, 293356, 324787, 366695, 419080, 586712, 649574, 733390, 838160, 1173424, 1299148, 1466780, 1623935, 2273509, 2598296, 2933560, 3247870, 4547018, 5196592, 5867120, 6495740, 9094036, 11367545, 12991480, 18188072, 22735090, 25982960, 36376144, 45470180, 90940360, 181880720]

約数ペア:

[(1, 181880720), (2, 90940360), (4, 45470180), (5, 36376144), (7, 25982960), (8, 22735090), (10, 18188072), (14, 12991480), (16, 11367545), (20, 9094036), (28, 6495740), (31, 5867120), (35, 5196592), (40, 4547018), (56, 3247870), (62, 2933560), (70, 2598296), (80, 2273509), (112, 1623935), (124, 1466780), (140, 1299148), (155, 1173424), (217, 838160), (248, 733390), (280, 649574), (310, 586712), (434, 419080), (496, 366695), (560, 324787), (620, 293356), (868, 209540), (1085, 167632), (1240, 146678), (1736, 104770), (2170, 83816), (2480, 73339), (3472, 52385), (4340, 41908), (8680, 20954), (10477, 17360)]