161656740

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{7547}}^1$

素因数の和:7586

約数の個数: 144

約数和(自身を含む): 593453952

約数和(自身を除く): 431797212

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 28, 30, 34, 35, 36, 42, 45, 51, 60, 63, 68, 70, 84, 85, 90, 102, 105, 119, 126, 140, 153, 170, 180, 204, 210, 238, 252, 255, 306, 315, 340, 357, 420, 476, 510, 595, 612, 630, 714, 765, 1020, 1071, 1190, 1260, 1428, 1530, 1785, 2142, 2380, 3060, 3570, 4284, 5355, 7140, 7547, 10710, 15094, 21420, 22641, 30188, 37735, 45282, 52829, 67923, 75470, 90564, 105658, 113205, 128299, 135846, 150940, 158487, 211316, 226410, 256598, 264145, 271692, 316974, 339615, 384897, 452820, 475461, 513196, 528290, 633948, 641495, 679230, 769794, 792435, 898093, 950922, 1056580, 1154691, 1282990, 1358460, 1539588, 1584870, 1796186, 1901844, 1924485, 2309382, 2377305, 2565980, 2694279, 3169740, 3592372, 3848970, 4490465, 4618764, 4754610, 5388558, 5773455, 7697940, 8082837, 8980930, 9509220, 10777116, 11546910, 13471395, 16165674, 17961860, 23093820, 26942790, 32331348, 40414185, 53885580, 80828370, 161656740]

約数ペア:

[(1, 161656740), (2, 80828370), (3, 53885580), (4, 40414185), (5, 32331348), (6, 26942790), (7, 23093820), (9, 17961860), (10, 16165674), (12, 13471395), (14, 11546910), (15, 10777116), (17, 9509220), (18, 8980930), (20, 8082837), (21, 7697940), (28, 5773455), (30, 5388558), (34, 4754610), (35, 4618764), (36, 4490465), (42, 3848970), (45, 3592372), (51, 3169740), (60, 2694279), (63, 2565980), (68, 2377305), (70, 2309382), (84, 1924485), (85, 1901844), (90, 1796186), (102, 1584870), (105, 1539588), (119, 1358460), (126, 1282990), (140, 1154691), (153, 1056580), (170, 950922), (180, 898093), (204, 792435), (210, 769794), (238, 679230), (252, 641495), (255, 633948), (306, 528290), (315, 513196), (340, 475461), (357, 452820), (420, 384897), (476, 339615), (510, 316974), (595, 271692), (612, 264145), (630, 256598), (714, 226410), (765, 211316), (1020, 158487), (1071, 150940), (1190, 135846), (1260, 128299), (1428, 113205), (1530, 105658), (1785, 90564), (2142, 75470), (2380, 67923), (3060, 52829), (3570, 45282), (4284, 37735), (5355, 30188), (7140, 22641), (7547, 21420), (10710, 15094)]