400735512

素因数分解:

$2^3\times 3^4\times {\mathrm{31}}^1\times {\mathrm{19949}}^1$

素因数の和:19998

約数の個数: 80

約数和(自身を含む): 1158696000

約数和(自身を除く): 757960488

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 31, 36, 54, 62, 72, 81, 93, 108, 124, 162, 186, 216, 248, 279, 324, 372, 558, 648, 744, 837, 1116, 1674, 2232, 2511, 3348, 5022, 6696, 10044, 19949, 20088, 39898, 59847, 79796, 119694, 159592, 179541, 239388, 359082, 478776, 538623, 618419, 718164, 1077246, 1236838, 1436328, 1615869, 1855257, 2154492, 2473676, 3231738, 3710514, 4308984, 4947352, 5565771, 6463476, 7421028, 11131542, 12926952, 14842056, 16697313, 22263084, 33394626, 44526168, 50091939, 66789252, 100183878, 133578504, 200367756, 400735512]

約数ペア:

[(1, 400735512), (2, 200367756), (3, 133578504), (4, 100183878), (6, 66789252), (8, 50091939), (9, 44526168), (12, 33394626), (18, 22263084), (24, 16697313), (27, 14842056), (31, 12926952), (36, 11131542), (54, 7421028), (62, 6463476), (72, 5565771), (81, 4947352), (93, 4308984), (108, 3710514), (124, 3231738), (162, 2473676), (186, 2154492), (216, 1855257), (248, 1615869), (279, 1436328), (324, 1236838), (372, 1077246), (558, 718164), (648, 618419), (744, 538623), (837, 478776), (1116, 359082), (1674, 239388), (2232, 179541), (2511, 159592), (3348, 119694), (5022, 79796), (6696, 59847), (10044, 39898), (19949, 20088)]