3111780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1$

素因数の和:289

約数の個数: 96

約数和(自身を含む): 10321920

約数和(自身を除く): 7210140

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 60, 62, 70, 84, 93, 105, 124, 140, 155, 186, 210, 217, 239, 310, 372, 420, 434, 465, 478, 620, 651, 717, 868, 930, 956, 1085, 1195, 1302, 1434, 1673, 1860, 2170, 2390, 2604, 2868, 3255, 3346, 3585, 4340, 4780, 5019, 6510, 6692, 7170, 7409, 8365, 10038, 13020, 14340, 14818, 16730, 20076, 22227, 25095, 29636, 33460, 37045, 44454, 50190, 51863, 74090, 88908, 100380, 103726, 111135, 148180, 155589, 207452, 222270, 259315, 311178, 444540, 518630, 622356, 777945, 1037260, 1555890, 3111780]

約数ペア:

[(1, 3111780), (2, 1555890), (3, 1037260), (4, 777945), (5, 622356), (6, 518630), (7, 444540), (10, 311178), (12, 259315), (14, 222270), (15, 207452), (20, 155589), (21, 148180), (28, 111135), (30, 103726), (31, 100380), (35, 88908), (42, 74090), (60, 51863), (62, 50190), (70, 44454), (84, 37045), (93, 33460), (105, 29636), (124, 25095), (140, 22227), (155, 20076), (186, 16730), (210, 14818), (217, 14340), (239, 13020), (310, 10038), (372, 8365), (420, 7409), (434, 7170), (465, 6692), (478, 6510), (620, 5019), (651, 4780), (717, 4340), (868, 3585), (930, 3346), (956, 3255), (1085, 2868), (1195, 2604), (1302, 2390), (1434, 2170), (1673, 1860)]