311919390730

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^2\times {\mathrm{2113}}^1\times {\mathrm{15361}}^1$

素因数の和:17543

約数の個数: 48

約数和(自身を含む): 580462940232

約数和(自身を除く): 268543549502

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 961, 1922, 2113, 4226, 4805, 9610, 10565, 15361, 21130, 30722, 65503, 76805, 131006, 153610, 327515, 476191, 655030, 952382, 2030593, 2380955, 4061186, 4761910, 10152965, 14761921, 20305930, 29523842, 32457793, 64915586, 73809605, 147619210, 162288965, 324577930, 1006191583, 2012383166, 5030957915, 10061915830, 31191939073, 62383878146, 155959695365, 311919390730]

約数ペア:

[(1, 311919390730), (2, 155959695365), (5, 62383878146), (10, 31191939073), (31, 10061915830), (62, 5030957915), (155, 2012383166), (310, 1006191583), (961, 324577930), (1922, 162288965), (2113, 147619210), (4226, 73809605), (4805, 64915586), (9610, 32457793), (10565, 29523842), (15361, 20305930), (21130, 14761921), (30722, 10152965), (65503, 4761910), (76805, 4061186), (131006, 2380955), (153610, 2030593), (327515, 952382), (476191, 655030)]