83415780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{277}}^1$

素因数の和:538

約数の個数: 144

約数和(自身を含む): 291432960

約数和(自身を除く): 208017180

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 239, 252, 277, 315, 420, 478, 554, 630, 717, 831, 956, 1108, 1195, 1260, 1385, 1434, 1662, 1673, 1939, 2151, 2390, 2493, 2770, 2868, 3324, 3346, 3585, 3878, 4155, 4302, 4780, 4986, 5019, 5540, 5817, 6692, 7170, 7756, 8310, 8365, 8604, 9695, 9972, 10038, 10755, 11634, 12465, 14340, 15057, 16620, 16730, 17451, 19390, 20076, 21510, 23268, 24930, 25095, 29085, 30114, 33460, 34902, 38780, 43020, 49860, 50190, 58170, 60228, 66203, 69804, 75285, 87255, 100380, 116340, 132406, 150570, 174510, 198609, 264812, 301140, 331015, 349020, 397218, 463421, 595827, 662030, 794436, 926842, 993045, 1191654, 1324060, 1390263, 1853684, 1986090, 2317105, 2383308, 2780526, 2979135, 3972180, 4170789, 4634210, 5561052, 5958270, 6951315, 8341578, 9268420, 11916540, 13902630, 16683156, 20853945, 27805260, 41707890, 83415780]

約数ペア:

[(1, 83415780), (2, 41707890), (3, 27805260), (4, 20853945), (5, 16683156), (6, 13902630), (7, 11916540), (9, 9268420), (10, 8341578), (12, 6951315), (14, 5958270), (15, 5561052), (18, 4634210), (20, 4170789), (21, 3972180), (28, 2979135), (30, 2780526), (35, 2383308), (36, 2317105), (42, 1986090), (45, 1853684), (60, 1390263), (63, 1324060), (70, 1191654), (84, 993045), (90, 926842), (105, 794436), (126, 662030), (140, 595827), (180, 463421), (210, 397218), (239, 349020), (252, 331015), (277, 301140), (315, 264812), (420, 198609), (478, 174510), (554, 150570), (630, 132406), (717, 116340), (831, 100380), (956, 87255), (1108, 75285), (1195, 69804), (1260, 66203), (1385, 60228), (1434, 58170), (1662, 50190), (1673, 49860), (1939, 43020), (2151, 38780), (2390, 34902), (2493, 33460), (2770, 30114), (2868, 29085), (3324, 25095), (3346, 24930), (3585, 23268), (3878, 21510), (4155, 20076), (4302, 19390), (4780, 17451), (4986, 16730), (5019, 16620), (5540, 15057), (5817, 14340), (6692, 12465), (7170, 11634), (7756, 10755), (8310, 10038), (8365, 9972), (8604, 9695)]