161200620

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{4127}}^1$

素因数の和:4180

約数の個数: 144

約数和(自身を含む): 576995328

約数和(自身を除く): 415794708

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 31, 35, 36, 42, 45, 60, 62, 63, 70, 84, 90, 93, 105, 124, 126, 140, 155, 180, 186, 210, 217, 252, 279, 310, 315, 372, 420, 434, 465, 558, 620, 630, 651, 868, 930, 1085, 1116, 1260, 1302, 1395, 1860, 1953, 2170, 2604, 2790, 3255, 3906, 4127, 4340, 5580, 6510, 7812, 8254, 9765, 12381, 13020, 16508, 19530, 20635, 24762, 28889, 37143, 39060, 41270, 49524, 57778, 61905, 74286, 82540, 86667, 115556, 123810, 127937, 144445, 148572, 173334, 185715, 247620, 255874, 260001, 288890, 346668, 371430, 383811, 433335, 511748, 520002, 577780, 639685, 742860, 767622, 866670, 895559, 1040004, 1151433, 1279370, 1300005, 1535244, 1733340, 1791118, 1919055, 2302866, 2558740, 2600010, 2686677, 3582236, 3838110, 4477795, 4605732, 5200020, 5373354, 5757165, 7676220, 8060031, 8955590, 10746708, 11514330, 13433385, 16120062, 17911180, 23028660, 26866770, 32240124, 40300155, 53733540, 80600310, 161200620]

約数ペア:

[(1, 161200620), (2, 80600310), (3, 53733540), (4, 40300155), (5, 32240124), (6, 26866770), (7, 23028660), (9, 17911180), (10, 16120062), (12, 13433385), (14, 11514330), (15, 10746708), (18, 8955590), (20, 8060031), (21, 7676220), (28, 5757165), (30, 5373354), (31, 5200020), (35, 4605732), (36, 4477795), (42, 3838110), (45, 3582236), (60, 2686677), (62, 2600010), (63, 2558740), (70, 2302866), (84, 1919055), (90, 1791118), (93, 1733340), (105, 1535244), (124, 1300005), (126, 1279370), (140, 1151433), (155, 1040004), (180, 895559), (186, 866670), (210, 767622), (217, 742860), (252, 639685), (279, 577780), (310, 520002), (315, 511748), (372, 433335), (420, 383811), (434, 371430), (465, 346668), (558, 288890), (620, 260001), (630, 255874), (651, 247620), (868, 185715), (930, 173334), (1085, 148572), (1116, 144445), (1260, 127937), (1302, 123810), (1395, 115556), (1860, 86667), (1953, 82540), (2170, 74286), (2604, 61905), (2790, 57778), (3255, 49524), (3906, 41270), (4127, 39060), (4340, 37143), (5580, 28889), (6510, 24762), (7812, 20635), (8254, 19530), (9765, 16508), (12381, 13020)]