188918960

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{4481}}^1$

素因数の和:4542

約数の個数: 80

約数和(自身を含む): 480183552

約数和(自身を除く): 291264592

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 31, 34, 40, 62, 68, 80, 85, 124, 136, 155, 170, 248, 272, 310, 340, 496, 527, 620, 680, 1054, 1240, 1360, 2108, 2480, 2635, 4216, 4481, 5270, 8432, 8962, 10540, 17924, 21080, 22405, 35848, 42160, 44810, 71696, 76177, 89620, 138911, 152354, 179240, 277822, 304708, 358480, 380885, 555644, 609416, 694555, 761770, 1111288, 1218832, 1389110, 1523540, 2222576, 2361487, 2778220, 3047080, 4722974, 5556440, 6094160, 9445948, 11112880, 11807435, 18891896, 23614870, 37783792, 47229740, 94459480, 188918960]

約数ペア:

[(1, 188918960), (2, 94459480), (4, 47229740), (5, 37783792), (8, 23614870), (10, 18891896), (16, 11807435), (17, 11112880), (20, 9445948), (31, 6094160), (34, 5556440), (40, 4722974), (62, 3047080), (68, 2778220), (80, 2361487), (85, 2222576), (124, 1523540), (136, 1389110), (155, 1218832), (170, 1111288), (248, 761770), (272, 694555), (310, 609416), (340, 555644), (496, 380885), (527, 358480), (620, 304708), (680, 277822), (1054, 179240), (1240, 152354), (1360, 138911), (2108, 89620), (2480, 76177), (2635, 71696), (4216, 44810), (4481, 42160), (5270, 35848), (8432, 22405), (8962, 21080), (10540, 17924)]