770211988

素因数分解:

$2^2\times 7^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1$

素因数の和:275

約数の個数: 120

約数和(自身を含む): 1756787200

約数和(自身を除く): 986575212

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 31, 49, 52, 62, 91, 98, 124, 182, 196, 199, 217, 343, 364, 398, 403, 434, 637, 686, 796, 806, 868, 1274, 1372, 1393, 1519, 1612, 2401, 2548, 2587, 2786, 2821, 3038, 4459, 4802, 5174, 5572, 5642, 6076, 6169, 8918, 9604, 9751, 10348, 10633, 11284, 12338, 17836, 18109, 19502, 19747, 21266, 24676, 31213, 36218, 39004, 39494, 42532, 43183, 62426, 68257, 72436, 74431, 78988, 80197, 86366, 124852, 126763, 136514, 138229, 148862, 160394, 172732, 253526, 273028, 276458, 297724, 302281, 320788, 477799, 507052, 552916, 561379, 604562, 887341, 955598, 967603, 1122758, 1209124, 1774682, 1911196, 1935206, 2115967, 2245516, 3549364, 3870412, 3929653, 4231934, 6211387, 7859306, 8463868, 12422774, 14811769, 15718612, 24845548, 27507571, 29623538, 55015142, 59247076, 110030284, 192552997, 385105994, 770211988]

約数ペア:

[(1, 770211988), (2, 385105994), (4, 192552997), (7, 110030284), (13, 59247076), (14, 55015142), (26, 29623538), (28, 27507571), (31, 24845548), (49, 15718612), (52, 14811769), (62, 12422774), (91, 8463868), (98, 7859306), (124, 6211387), (182, 4231934), (196, 3929653), (199, 3870412), (217, 3549364), (343, 2245516), (364, 2115967), (398, 1935206), (403, 1911196), (434, 1774682), (637, 1209124), (686, 1122758), (796, 967603), (806, 955598), (868, 887341), (1274, 604562), (1372, 561379), (1393, 552916), (1519, 507052), (1612, 477799), (2401, 320788), (2548, 302281), (2587, 297724), (2786, 276458), (2821, 273028), (3038, 253526), (4459, 172732), (4802, 160394), (5174, 148862), (5572, 138229), (5642, 136514), (6076, 126763), (6169, 124852), (8918, 86366), (9604, 80197), (9751, 78988), (10348, 74431), (10633, 72436), (11284, 68257), (12338, 62426), (17836, 43183), (18109, 42532), (19502, 39494), (19747, 39004), (21266, 36218), (24676, 31213)]