20155104

素因数分解:

$2^5\times 3^2\times {\mathrm{47}}^1\times {\mathrm{1489}}^1$

素因数の和:1552

約数の個数: 72

約数和(自身を含む): 58574880

約数和(自身を除く): 38419776

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 47, 48, 72, 94, 96, 141, 144, 188, 282, 288, 376, 423, 564, 752, 846, 1128, 1489, 1504, 1692, 2256, 2978, 3384, 4467, 4512, 5956, 6768, 8934, 11912, 13401, 13536, 17868, 23824, 26802, 35736, 47648, 53604, 69983, 71472, 107208, 139966, 142944, 209949, 214416, 279932, 419898, 428832, 559864, 629847, 839796, 1119728, 1259694, 1679592, 2239456, 2519388, 3359184, 5038776, 6718368, 10077552, 20155104]

約数ペア:

[(1, 20155104), (2, 10077552), (3, 6718368), (4, 5038776), (6, 3359184), (8, 2519388), (9, 2239456), (12, 1679592), (16, 1259694), (18, 1119728), (24, 839796), (32, 629847), (36, 559864), (47, 428832), (48, 419898), (72, 279932), (94, 214416), (96, 209949), (141, 142944), (144, 139966), (188, 107208), (282, 71472), (288, 69983), (376, 53604), (423, 47648), (564, 35736), (752, 26802), (846, 23824), (1128, 17868), (1489, 13536), (1504, 13401), (1692, 11912), (2256, 8934), (2978, 6768), (3384, 5956), (4467, 4512)]