465776240

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{293}}^1\times {\mathrm{641}}^1$

素因数の和:978

約数の個数: 80

約数和(自身を含む): 1123428096

約数和(自身を除く): 657651856

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 293, 310, 496, 586, 620, 641, 1172, 1240, 1282, 1465, 2344, 2480, 2564, 2930, 3205, 4688, 5128, 5860, 6410, 9083, 10256, 11720, 12820, 18166, 19871, 23440, 25640, 36332, 39742, 45415, 51280, 72664, 79484, 90830, 99355, 145328, 158968, 181660, 187813, 198710, 317936, 363320, 375626, 397420, 726640, 751252, 794840, 939065, 1502504, 1589680, 1878130, 3005008, 3756260, 5822203, 7512520, 11644406, 15025040, 23288812, 29111015, 46577624, 58222030, 93155248, 116444060, 232888120, 465776240]

約数ペア:

[(1, 465776240), (2, 232888120), (4, 116444060), (5, 93155248), (8, 58222030), (10, 46577624), (16, 29111015), (20, 23288812), (31, 15025040), (40, 11644406), (62, 7512520), (80, 5822203), (124, 3756260), (155, 3005008), (248, 1878130), (293, 1589680), (310, 1502504), (496, 939065), (586, 794840), (620, 751252), (641, 726640), (1172, 397420), (1240, 375626), (1282, 363320), (1465, 317936), (2344, 198710), (2480, 187813), (2564, 181660), (2930, 158968), (3205, 145328), (4688, 99355), (5128, 90830), (5860, 79484), (6410, 72664), (9083, 51280), (10256, 45415), (11720, 39742), (12820, 36332), (18166, 25640), (19871, 23440)]