1299991552

素因数分解:

$2^{10}\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{613}}^1$

素因数の和:761

約数の個数: 88

約数和(自身を含む): 2765087600

約数和(自身を除く): 1465096048

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 109, 128, 152, 218, 256, 304, 436, 512, 608, 613, 872, 1024, 1216, 1226, 1744, 2071, 2432, 2452, 3488, 4142, 4864, 4904, 6976, 8284, 9728, 9808, 11647, 13952, 16568, 19456, 19616, 23294, 27904, 33136, 39232, 46588, 55808, 66272, 66817, 78464, 93176, 111616, 132544, 133634, 156928, 186352, 265088, 267268, 313856, 372704, 530176, 534536, 627712, 745408, 1060352, 1069072, 1269523, 1490816, 2120704, 2138144, 2539046, 2981632, 4276288, 5078092, 5963264, 8552576, 10156184, 11926528, 17105152, 20312368, 34210304, 40624736, 68420608, 81249472, 162498944, 324997888, 649995776, 1299991552]

約数ペア:

[(1, 1299991552), (2, 649995776), (4, 324997888), (8, 162498944), (16, 81249472), (19, 68420608), (32, 40624736), (38, 34210304), (64, 20312368), (76, 17105152), (109, 11926528), (128, 10156184), (152, 8552576), (218, 5963264), (256, 5078092), (304, 4276288), (436, 2981632), (512, 2539046), (608, 2138144), (613, 2120704), (872, 1490816), (1024, 1269523), (1216, 1069072), (1226, 1060352), (1744, 745408), (2071, 627712), (2432, 534536), (2452, 530176), (3488, 372704), (4142, 313856), (4864, 267268), (4904, 265088), (6976, 186352), (8284, 156928), (9728, 133634), (9808, 132544), (11647, 111616), (13952, 93176), (16568, 78464), (19456, 66817), (19616, 66272), (23294, 55808), (27904, 46588), (33136, 39232)]