155415680

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{307}}^1$

素因数の和:446

約数の個数: 128

約数和(自身を含む): 429770880

約数和(自身を除く): 274355200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 113, 128, 140, 160, 224, 226, 280, 307, 320, 448, 452, 560, 565, 614, 640, 791, 896, 904, 1120, 1130, 1228, 1535, 1582, 1808, 2149, 2240, 2260, 2456, 3070, 3164, 3616, 3955, 4298, 4480, 4520, 4912, 6140, 6328, 7232, 7910, 8596, 9040, 9824, 10745, 12280, 12656, 14464, 15820, 17192, 18080, 19648, 21490, 24560, 25312, 31640, 34384, 34691, 36160, 39296, 42980, 49120, 50624, 63280, 68768, 69382, 72320, 85960, 98240, 101248, 126560, 137536, 138764, 171920, 173455, 196480, 242837, 253120, 275072, 277528, 343840, 346910, 485674, 506240, 555056, 687680, 693820, 971348, 1110112, 1214185, 1375360, 1387640, 1942696, 2220224, 2428370, 2775280, 3885392, 4440448, 4856740, 5550560, 7770784, 9713480, 11101120, 15541568, 19426960, 22202240, 31083136, 38853920, 77707840, 155415680]

約数ペア:

[(1, 155415680), (2, 77707840), (4, 38853920), (5, 31083136), (7, 22202240), (8, 19426960), (10, 15541568), (14, 11101120), (16, 9713480), (20, 7770784), (28, 5550560), (32, 4856740), (35, 4440448), (40, 3885392), (56, 2775280), (64, 2428370), (70, 2220224), (80, 1942696), (112, 1387640), (113, 1375360), (128, 1214185), (140, 1110112), (160, 971348), (224, 693820), (226, 687680), (280, 555056), (307, 506240), (320, 485674), (448, 346910), (452, 343840), (560, 277528), (565, 275072), (614, 253120), (640, 242837), (791, 196480), (896, 173455), (904, 171920), (1120, 138764), (1130, 137536), (1228, 126560), (1535, 101248), (1582, 98240), (1808, 85960), (2149, 72320), (2240, 69382), (2260, 68768), (2456, 63280), (3070, 50624), (3164, 49120), (3616, 42980), (3955, 39296), (4298, 36160), (4480, 34691), (4520, 34384), (4912, 31640), (6140, 25312), (6328, 24560), (7232, 21490), (7910, 19648), (8596, 18080), (9040, 17192), (9824, 15820), (10745, 14464), (12280, 12656)]