128729808

素因数分解:

$2^4\times 3^2\times {\mathrm{37}}^2\times {\mathrm{653}}^1$

素因数の和:741

約数の個数: 90

約数和(自身を含む): 370831734

約数和(自身を除く): 242101926

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 37, 48, 72, 74, 111, 144, 148, 222, 296, 333, 444, 592, 653, 666, 888, 1306, 1332, 1369, 1776, 1959, 2612, 2664, 2738, 3918, 4107, 5224, 5328, 5476, 5877, 7836, 8214, 10448, 10952, 11754, 12321, 15672, 16428, 21904, 23508, 24161, 24642, 31344, 32856, 47016, 48322, 49284, 65712, 72483, 94032, 96644, 98568, 144966, 193288, 197136, 217449, 289932, 386576, 434898, 579864, 869796, 893957, 1159728, 1739592, 1787914, 2681871, 3479184, 3575828, 5363742, 7151656, 8045613, 10727484, 14303312, 16091226, 21454968, 32182452, 42909936, 64364904, 128729808]

約数ペア:

[(1, 128729808), (2, 64364904), (3, 42909936), (4, 32182452), (6, 21454968), (8, 16091226), (9, 14303312), (12, 10727484), (16, 8045613), (18, 7151656), (24, 5363742), (36, 3575828), (37, 3479184), (48, 2681871), (72, 1787914), (74, 1739592), (111, 1159728), (144, 893957), (148, 869796), (222, 579864), (296, 434898), (333, 386576), (444, 289932), (592, 217449), (653, 197136), (666, 193288), (888, 144966), (1306, 98568), (1332, 96644), (1369, 94032), (1776, 72483), (1959, 65712), (2612, 49284), (2664, 48322), (2738, 47016), (3918, 32856), (4107, 31344), (5224, 24642), (5328, 24161), (5476, 23508), (5877, 21904), (7836, 16428), (8214, 15672), (10448, 12321), (10952, 11754)]