260596980

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{971}}^1$

素因数の和:1067

約数の個数: 192

約数和(自身を含む): 940584960

約数和(自身を除く): 679987980

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 71, 84, 90, 105, 108, 126, 135, 140, 142, 180, 189, 210, 213, 252, 270, 284, 315, 355, 378, 420, 426, 497, 540, 630, 639, 710, 756, 852, 945, 971, 994, 1065, 1260, 1278, 1420, 1491, 1890, 1917, 1942, 1988, 2130, 2485, 2556, 2913, 2982, 3195, 3780, 3834, 3884, 4260, 4473, 4855, 4970, 5826, 5964, 6390, 6797, 7455, 7668, 8739, 8946, 9585, 9710, 9940, 11652, 12780, 13419, 13594, 14565, 14910, 17478, 17892, 19170, 19420, 20391, 22365, 26217, 26838, 27188, 29130, 29820, 33985, 34956, 38340, 40782, 43695, 44730, 52434, 53676, 58260, 61173, 67095, 67970, 68941, 81564, 87390, 89460, 101955, 104868, 122346, 131085, 134190, 135940, 137882, 174780, 183519, 203910, 206823, 244692, 262170, 268380, 275764, 305865, 344705, 367038, 407820, 413646, 482587, 524340, 611730, 620469, 689410, 734076, 827292, 917595, 965174, 1034115, 1223460, 1240938, 1378820, 1447761, 1835190, 1861407, 1930348, 2068230, 2412935, 2481876, 2895522, 3102345, 3670380, 3722814, 4136460, 4343283, 4825870, 5791044, 6204690, 7238805, 7445628, 8686566, 9307035, 9651740, 12409380, 13029849, 14477610, 17373132, 18614070, 21716415, 26059698, 28955220, 37228140, 43432830, 52119396, 65149245, 86865660, 130298490, 260596980]

約数ペア:

[(1, 260596980), (2, 130298490), (3, 86865660), (4, 65149245), (5, 52119396), (6, 43432830), (7, 37228140), (9, 28955220), (10, 26059698), (12, 21716415), (14, 18614070), (15, 17373132), (18, 14477610), (20, 13029849), (21, 12409380), (27, 9651740), (28, 9307035), (30, 8686566), (35, 7445628), (36, 7238805), (42, 6204690), (45, 5791044), (54, 4825870), (60, 4343283), (63, 4136460), (70, 3722814), (71, 3670380), (84, 3102345), (90, 2895522), (105, 2481876), (108, 2412935), (126, 2068230), (135, 1930348), (140, 1861407), (142, 1835190), (180, 1447761), (189, 1378820), (210, 1240938), (213, 1223460), (252, 1034115), (270, 965174), (284, 917595), (315, 827292), (355, 734076), (378, 689410), (420, 620469), (426, 611730), (497, 524340), (540, 482587), (630, 413646), (639, 407820), (710, 367038), (756, 344705), (852, 305865), (945, 275764), (971, 268380), (994, 262170), (1065, 244692), (1260, 206823), (1278, 203910), (1420, 183519), (1491, 174780), (1890, 137882), (1917, 135940), (1942, 134190), (1988, 131085), (2130, 122346), (2485, 104868), (2556, 101955), (2913, 89460), (2982, 87390), (3195, 81564), (3780, 68941), (3834, 67970), (3884, 67095), (4260, 61173), (4473, 58260), (4855, 53676), (4970, 52434), (5826, 44730), (5964, 43695), (6390, 40782), (6797, 38340), (7455, 34956), (7668, 33985), (8739, 29820), (8946, 29130), (9585, 27188), (9710, 26838), (9940, 26217), (11652, 22365), (12780, 20391), (13419, 19420), (13594, 19170), (14565, 17892), (14910, 17478)]