309239632

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{241}}^1$

素因数の和:492

約数の個数: 80

約数和(自身を含む): 672179200

約数和(自身を除く): 362939568

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 199, 208, 241, 248, 398, 403, 482, 496, 796, 806, 964, 1592, 1612, 1928, 2587, 3133, 3184, 3224, 3856, 5174, 6169, 6266, 6448, 7471, 10348, 12338, 12532, 14942, 20696, 24676, 25064, 29884, 41392, 47959, 49352, 50128, 59768, 80197, 95918, 97123, 98704, 119536, 160394, 191836, 194246, 320788, 383672, 388492, 623467, 641576, 767344, 776984, 1246934, 1283152, 1486729, 1553968, 2493868, 2973458, 4987736, 5946916, 9975472, 11893832, 19327477, 23787664, 38654954, 77309908, 154619816, 309239632]

約数ペア:

[(1, 309239632), (2, 154619816), (4, 77309908), (8, 38654954), (13, 23787664), (16, 19327477), (26, 11893832), (31, 9975472), (52, 5946916), (62, 4987736), (104, 2973458), (124, 2493868), (199, 1553968), (208, 1486729), (241, 1283152), (248, 1246934), (398, 776984), (403, 767344), (482, 641576), (496, 623467), (796, 388492), (806, 383672), (964, 320788), (1592, 194246), (1612, 191836), (1928, 160394), (2587, 119536), (3133, 98704), (3184, 97123), (3224, 95918), (3856, 80197), (5174, 59768), (6169, 50128), (6266, 49352), (6448, 47959), (7471, 41392), (10348, 29884), (12338, 25064), (12532, 24676), (14942, 20696)]