306689448

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{857}}^1$

素因数の和:947

約数の個数: 128

約数和(自身を含む): 876395520

約数和(自身を除く): 569706072

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 31, 37, 39, 52, 62, 74, 78, 93, 104, 111, 124, 148, 156, 186, 222, 248, 296, 312, 372, 403, 444, 481, 744, 806, 857, 888, 962, 1147, 1209, 1443, 1612, 1714, 1924, 2294, 2418, 2571, 2886, 3224, 3428, 3441, 3848, 4588, 4836, 5142, 5772, 6856, 6882, 9176, 9672, 10284, 11141, 11544, 13764, 14911, 20568, 22282, 26567, 27528, 29822, 31709, 33423, 44564, 44733, 53134, 59644, 63418, 66846, 79701, 89128, 89466, 95127, 106268, 119288, 126836, 133692, 159402, 178932, 190254, 212536, 253672, 267384, 318804, 345371, 357864, 380508, 412217, 637608, 690742, 761016, 824434, 982979, 1036113, 1236651, 1381484, 1648868, 1965958, 2072226, 2473302, 2762968, 2948937, 3297736, 3931916, 4144452, 4946604, 5897874, 7863832, 8288904, 9893208, 11795748, 12778727, 23591496, 25557454, 38336181, 51114908, 76672362, 102229816, 153344724, 306689448]

約数ペア:

[(1, 306689448), (2, 153344724), (3, 102229816), (4, 76672362), (6, 51114908), (8, 38336181), (12, 25557454), (13, 23591496), (24, 12778727), (26, 11795748), (31, 9893208), (37, 8288904), (39, 7863832), (52, 5897874), (62, 4946604), (74, 4144452), (78, 3931916), (93, 3297736), (104, 2948937), (111, 2762968), (124, 2473302), (148, 2072226), (156, 1965958), (186, 1648868), (222, 1381484), (248, 1236651), (296, 1036113), (312, 982979), (372, 824434), (403, 761016), (444, 690742), (481, 637608), (744, 412217), (806, 380508), (857, 357864), (888, 345371), (962, 318804), (1147, 267384), (1209, 253672), (1443, 212536), (1612, 190254), (1714, 178932), (1924, 159402), (2294, 133692), (2418, 126836), (2571, 119288), (2886, 106268), (3224, 95127), (3428, 89466), (3441, 89128), (3848, 79701), (4588, 66846), (4836, 63418), (5142, 59644), (5772, 53134), (6856, 44733), (6882, 44564), (9176, 33423), (9672, 31709), (10284, 29822), (11141, 27528), (11544, 26567), (13764, 22282), (14911, 20568)]