128030868

素因数分解:

$2^2\times 3^5\times 7^1\times {\mathrm{31}}^1\times {\mathrm{607}}^1$

素因数の和:664

約数の個数: 144

約数和(自身を含む): 396591104

約数和(自身を除く): 268560236

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 31, 36, 42, 54, 62, 63, 81, 84, 93, 108, 124, 126, 162, 186, 189, 217, 243, 252, 279, 324, 372, 378, 434, 486, 558, 567, 607, 651, 756, 837, 868, 972, 1116, 1134, 1214, 1302, 1674, 1701, 1821, 1953, 2268, 2428, 2511, 2604, 3348, 3402, 3642, 3906, 4249, 5022, 5463, 5859, 6804, 7284, 7533, 7812, 8498, 10044, 10926, 11718, 12747, 15066, 16389, 16996, 17577, 18817, 21852, 23436, 25494, 30132, 32778, 35154, 37634, 38241, 49167, 50988, 52731, 56451, 65556, 70308, 75268, 76482, 98334, 105462, 112902, 114723, 131719, 147501, 152964, 169353, 196668, 210924, 225804, 229446, 263438, 295002, 338706, 344169, 395157, 458892, 508059, 526876, 590004, 677412, 688338, 790314, 1016118, 1032507, 1185471, 1376676, 1524177, 1580628, 2032236, 2065014, 2370942, 3048354, 3556413, 4130028, 4572531, 4741884, 6096708, 7112826, 9145062, 10669239, 14225652, 18290124, 21338478, 32007717, 42676956, 64015434, 128030868]

約数ペア:

[(1, 128030868), (2, 64015434), (3, 42676956), (4, 32007717), (6, 21338478), (7, 18290124), (9, 14225652), (12, 10669239), (14, 9145062), (18, 7112826), (21, 6096708), (27, 4741884), (28, 4572531), (31, 4130028), (36, 3556413), (42, 3048354), (54, 2370942), (62, 2065014), (63, 2032236), (81, 1580628), (84, 1524177), (93, 1376676), (108, 1185471), (124, 1032507), (126, 1016118), (162, 790314), (186, 688338), (189, 677412), (217, 590004), (243, 526876), (252, 508059), (279, 458892), (324, 395157), (372, 344169), (378, 338706), (434, 295002), (486, 263438), (558, 229446), (567, 225804), (607, 210924), (651, 196668), (756, 169353), (837, 152964), (868, 147501), (972, 131719), (1116, 114723), (1134, 112902), (1214, 105462), (1302, 98334), (1674, 76482), (1701, 75268), (1821, 70308), (1953, 65556), (2268, 56451), (2428, 52731), (2511, 50988), (2604, 49167), (3348, 38241), (3402, 37634), (3642, 35154), (3906, 32778), (4249, 30132), (5022, 25494), (5463, 23436), (5859, 21852), (6804, 18817), (7284, 17577), (7533, 16996), (7812, 16389), (8498, 15066), (10044, 12747), (10926, 11718)]