660620714624

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{20895139}}^1$

素因数の和:20895185

約数の個数: 64

約数和(自身を含む): 1491912996000

約数和(自身を除く): 831292281376

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 64, 76, 104, 128, 152, 208, 247, 304, 416, 494, 608, 832, 988, 1216, 1664, 1976, 2432, 3952, 7904, 15808, 31616, 20895139, 41790278, 83580556, 167161112, 271636807, 334322224, 397007641, 543273614, 668644448, 794015282, 1086547228, 1337288896, 1588030564, 2173094456, 2674577792, 3176061128, 4346188912, 5161099333, 6352122256, 8692377824, 10322198666, 12704244512, 17384755648, 20644397332, 25408489024, 34769511296, 41288794664, 50816978048, 82577589328, 165155178656, 330310357312, 660620714624]

約数ペア:

[(1, 660620714624), (2, 330310357312), (4, 165155178656), (8, 82577589328), (13, 50816978048), (16, 41288794664), (19, 34769511296), (26, 25408489024), (32, 20644397332), (38, 17384755648), (52, 12704244512), (64, 10322198666), (76, 8692377824), (104, 6352122256), (128, 5161099333), (152, 4346188912), (208, 3176061128), (247, 2674577792), (304, 2173094456), (416, 1588030564), (494, 1337288896), (608, 1086547228), (832, 794015282), (988, 668644448), (1216, 543273614), (1664, 397007641), (1976, 334322224), (2432, 271636807), (3952, 167161112), (7904, 83580556), (15808, 41790278), (31616, 20895139)]