179515420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{311}}^1$

素因数の和:384

約数の個数: 144

約数和(自身を含む): 478033920

約数和(自身を除く): 298518500

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 31, 35, 38, 49, 62, 70, 76, 95, 98, 124, 133, 140, 155, 190, 196, 217, 245, 266, 310, 311, 380, 434, 490, 532, 589, 620, 622, 665, 868, 931, 980, 1085, 1178, 1244, 1330, 1519, 1555, 1862, 2170, 2177, 2356, 2660, 2945, 3038, 3110, 3724, 4123, 4340, 4354, 4655, 5890, 5909, 6076, 6220, 7595, 8246, 8708, 9310, 9641, 10885, 11780, 11818, 15190, 15239, 16492, 18620, 19282, 20615, 21770, 23636, 28861, 29545, 30380, 30478, 38564, 41230, 41363, 43540, 48205, 57722, 59090, 60956, 67487, 76195, 82460, 82726, 96410, 115444, 118180, 134974, 144305, 152390, 165452, 183179, 192820, 206815, 269948, 288610, 289541, 304780, 337435, 366358, 413630, 472409, 577220, 579082, 674870, 732716, 827260, 915895, 944818, 1158164, 1282253, 1349740, 1447705, 1831790, 1889636, 2362045, 2564506, 2895410, 3663580, 4724090, 5129012, 5790820, 6411265, 8975771, 9448180, 12822530, 17951542, 25645060, 35903084, 44878855, 89757710, 179515420]

約数ペア:

[(1, 179515420), (2, 89757710), (4, 44878855), (5, 35903084), (7, 25645060), (10, 17951542), (14, 12822530), (19, 9448180), (20, 8975771), (28, 6411265), (31, 5790820), (35, 5129012), (38, 4724090), (49, 3663580), (62, 2895410), (70, 2564506), (76, 2362045), (95, 1889636), (98, 1831790), (124, 1447705), (133, 1349740), (140, 1282253), (155, 1158164), (190, 944818), (196, 915895), (217, 827260), (245, 732716), (266, 674870), (310, 579082), (311, 577220), (380, 472409), (434, 413630), (490, 366358), (532, 337435), (589, 304780), (620, 289541), (622, 288610), (665, 269948), (868, 206815), (931, 192820), (980, 183179), (1085, 165452), (1178, 152390), (1244, 144305), (1330, 134974), (1519, 118180), (1555, 115444), (1862, 96410), (2170, 82726), (2177, 82460), (2356, 76195), (2660, 67487), (2945, 60956), (3038, 59090), (3110, 57722), (3724, 48205), (4123, 43540), (4340, 41363), (4354, 41230), (4655, 38564), (5890, 30478), (5909, 30380), (6076, 29545), (6220, 28861), (7595, 23636), (8246, 21770), (8708, 20615), (9310, 19282), (9641, 18620), (10885, 16492), (11780, 15239), (11818, 15190)]