306397630

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{263}}^1$

素因数の和:394

約数の個数: 128

約数和(自身を含む): 739031040

約数和(自身を除く): 432633410

約数列:

[1, 2, 5, 7, 10, 11, 14, 17, 22, 34, 35, 55, 70, 77, 85, 89, 110, 119, 154, 170, 178, 187, 238, 263, 374, 385, 445, 526, 595, 623, 770, 890, 935, 979, 1190, 1246, 1309, 1315, 1513, 1841, 1870, 1958, 2618, 2630, 2893, 3026, 3115, 3682, 4471, 4895, 5786, 6230, 6545, 6853, 7565, 8942, 9205, 9790, 10591, 13090, 13706, 14465, 15130, 16643, 18410, 20251, 21182, 22355, 23407, 28930, 31297, 33286, 34265, 40502, 44710, 46814, 49181, 52955, 62594, 68530, 83215, 98362, 101255, 105910, 116501, 117035, 156485, 163849, 166430, 202510, 233002, 234070, 245905, 257477, 312970, 327698, 344267, 397919, 491810, 514954, 582505, 688534, 795838, 819245, 1165010, 1287385, 1638490, 1721335, 1802339, 1989595, 2574770, 2785433, 3442670, 3604678, 3979190, 4377109, 5570866, 8754218, 9011695, 13927165, 18023390, 21885545, 27854330, 30639763, 43771090, 61279526, 153198815, 306397630]

約数ペア:

[(1, 306397630), (2, 153198815), (5, 61279526), (7, 43771090), (10, 30639763), (11, 27854330), (14, 21885545), (17, 18023390), (22, 13927165), (34, 9011695), (35, 8754218), (55, 5570866), (70, 4377109), (77, 3979190), (85, 3604678), (89, 3442670), (110, 2785433), (119, 2574770), (154, 1989595), (170, 1802339), (178, 1721335), (187, 1638490), (238, 1287385), (263, 1165010), (374, 819245), (385, 795838), (445, 688534), (526, 582505), (595, 514954), (623, 491810), (770, 397919), (890, 344267), (935, 327698), (979, 312970), (1190, 257477), (1246, 245905), (1309, 234070), (1315, 233002), (1513, 202510), (1841, 166430), (1870, 163849), (1958, 156485), (2618, 117035), (2630, 116501), (2893, 105910), (3026, 101255), (3115, 98362), (3682, 83215), (4471, 68530), (4895, 62594), (5786, 52955), (6230, 49181), (6545, 46814), (6853, 44710), (7565, 40502), (8942, 34265), (9205, 33286), (9790, 31297), (10591, 28930), (13090, 23407), (13706, 22355), (14465, 21182), (15130, 20251), (16643, 18410)]