156928961980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1237}}^1\times {\mathrm{29231}}^1$

素因数の和:30515

約数の個数: 96

約数和(自身を含む): 389106450432

約数和(自身を除く): 232177488452

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 1237, 2170, 2474, 4340, 4948, 6185, 8659, 12370, 17318, 24740, 29231, 34636, 38347, 43295, 58462, 76694, 86590, 116924, 146155, 153388, 173180, 191735, 204617, 268429, 292310, 383470, 409234, 536858, 584620, 766940, 818468, 906161, 1023085, 1073716, 1342145, 1812322, 2046170, 2684290, 3624644, 4092340, 4530805, 5368580, 6343127, 9061610, 12686254, 18123220, 25372508, 31715635, 36158747, 63431270, 72317494, 126862540, 144634988, 180793735, 253111229, 361587470, 506222458, 723174940, 1012444916, 1120921157, 1265556145, 2241842314, 2531112290, 4483684628, 5062224580, 5604605785, 7846448099, 11209211570, 15692896198, 22418423140, 31385792396, 39232240495, 78464480990, 156928961980]

約数ペア:

[(1, 156928961980), (2, 78464480990), (4, 39232240495), (5, 31385792396), (7, 22418423140), (10, 15692896198), (14, 11209211570), (20, 7846448099), (28, 5604605785), (31, 5062224580), (35, 4483684628), (62, 2531112290), (70, 2241842314), (124, 1265556145), (140, 1120921157), (155, 1012444916), (217, 723174940), (310, 506222458), (434, 361587470), (620, 253111229), (868, 180793735), (1085, 144634988), (1237, 126862540), (2170, 72317494), (2474, 63431270), (4340, 36158747), (4948, 31715635), (6185, 25372508), (8659, 18123220), (12370, 12686254), (17318, 9061610), (24740, 6343127), (29231, 5368580), (34636, 4530805), (38347, 4092340), (43295, 3624644), (58462, 2684290), (76694, 2046170), (86590, 1812322), (116924, 1342145), (146155, 1073716), (153388, 1023085), (173180, 906161), (191735, 818468), (204617, 766940), (268429, 584620), (292310, 536858), (383470, 409234)]