280515456

素因数分解:

$2^7\times 3^2\times {\mathrm{13}}^1\times {\mathrm{18731}}^1$

素因数の和:18764

約数の個数: 96

約数和(自身を含む): 869352120

約数和(自身を除く): 588836664

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 64, 72, 78, 96, 104, 117, 128, 144, 156, 192, 208, 234, 288, 312, 384, 416, 468, 576, 624, 832, 936, 1152, 1248, 1664, 1872, 2496, 3744, 4992, 7488, 14976, 18731, 37462, 56193, 74924, 112386, 149848, 168579, 224772, 243503, 299696, 337158, 449544, 487006, 599392, 674316, 730509, 899088, 974012, 1198784, 1348632, 1461018, 1798176, 1948024, 2191527, 2397568, 2697264, 2922036, 3596352, 3896048, 4383054, 5394528, 5844072, 7192704, 7792096, 8766108, 10789056, 11688144, 15584192, 17532216, 21578112, 23376288, 31168384, 35064432, 46752576, 70128864, 93505152, 140257728, 280515456]

約数ペア:

[(1, 280515456), (2, 140257728), (3, 93505152), (4, 70128864), (6, 46752576), (8, 35064432), (9, 31168384), (12, 23376288), (13, 21578112), (16, 17532216), (18, 15584192), (24, 11688144), (26, 10789056), (32, 8766108), (36, 7792096), (39, 7192704), (48, 5844072), (52, 5394528), (64, 4383054), (72, 3896048), (78, 3596352), (96, 2922036), (104, 2697264), (117, 2397568), (128, 2191527), (144, 1948024), (156, 1798176), (192, 1461018), (208, 1348632), (234, 1198784), (288, 974012), (312, 899088), (384, 730509), (416, 674316), (468, 599392), (576, 487006), (624, 449544), (832, 337158), (936, 299696), (1152, 243503), (1248, 224772), (1664, 168579), (1872, 149848), (2496, 112386), (3744, 74924), (4992, 56193), (7488, 37462), (14976, 18731)]