140637266

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{331}}^1$

素因数の和:471

約数の個数: 64

約数和(自身を含む): 275374080

約数和(自身を除く): 134736814

約数列:

[1, 2, 7, 11, 14, 22, 31, 62, 77, 89, 154, 178, 217, 331, 341, 434, 623, 662, 682, 979, 1246, 1958, 2317, 2387, 2759, 3641, 4634, 4774, 5518, 6853, 7282, 10261, 13706, 19313, 20522, 25487, 29459, 30349, 38626, 50974, 58918, 60698, 71827, 112871, 143654, 206213, 212443, 225742, 324049, 412426, 424886, 648098, 790097, 913229, 1580194, 1826458, 2268343, 4536686, 6392603, 10045519, 12785206, 20091038, 70318633, 140637266]

約数ペア:

[(1, 140637266), (2, 70318633), (7, 20091038), (11, 12785206), (14, 10045519), (22, 6392603), (31, 4536686), (62, 2268343), (77, 1826458), (89, 1580194), (154, 913229), (178, 790097), (217, 648098), (331, 424886), (341, 412426), (434, 324049), (623, 225742), (662, 212443), (682, 206213), (979, 143654), (1246, 112871), (1958, 71827), (2317, 60698), (2387, 58918), (2759, 50974), (3641, 38626), (4634, 30349), (4774, 29459), (5518, 25487), (6853, 20522), (7282, 19313), (10261, 13706)]