64405728

素因数分解:

$2^5\times 3^2\times {\mathrm{151}}^1\times {\mathrm{1481}}^1$

素因数の和:1648

約数の個数: 72

約数和(自身を含む): 184491216

約数和(自身を除く): 120085488

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 151, 288, 302, 453, 604, 906, 1208, 1359, 1481, 1812, 2416, 2718, 2962, 3624, 4443, 4832, 5436, 5924, 7248, 8886, 10872, 11848, 13329, 14496, 17772, 21744, 23696, 26658, 35544, 43488, 47392, 53316, 71088, 106632, 142176, 213264, 223631, 426528, 447262, 670893, 894524, 1341786, 1789048, 2012679, 2683572, 3578096, 4025358, 5367144, 7156192, 8050716, 10734288, 16101432, 21468576, 32202864, 64405728]

約数ペア:

[(1, 64405728), (2, 32202864), (3, 21468576), (4, 16101432), (6, 10734288), (8, 8050716), (9, 7156192), (12, 5367144), (16, 4025358), (18, 3578096), (24, 2683572), (32, 2012679), (36, 1789048), (48, 1341786), (72, 894524), (96, 670893), (144, 447262), (151, 426528), (288, 223631), (302, 213264), (453, 142176), (604, 106632), (906, 71088), (1208, 53316), (1359, 47392), (1481, 43488), (1812, 35544), (2416, 26658), (2718, 23696), (2962, 21744), (3624, 17772), (4443, 14496), (4832, 13329), (5436, 11848), (5924, 10872), (7248, 8886)]