85398180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{937}}^1$

素因数の和:994

約数の個数: 144

約数和(自身を含む): 287433216

約数和(自身を除く): 202035036

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 49, 60, 62, 70, 84, 93, 98, 105, 124, 140, 147, 155, 186, 196, 210, 217, 245, 294, 310, 372, 420, 434, 465, 490, 588, 620, 651, 735, 868, 930, 937, 980, 1085, 1302, 1470, 1519, 1860, 1874, 2170, 2604, 2811, 2940, 3038, 3255, 3748, 4340, 4557, 4685, 5622, 6076, 6510, 6559, 7595, 9114, 9370, 11244, 13020, 13118, 14055, 15190, 18228, 18740, 19677, 22785, 26236, 28110, 29047, 30380, 32795, 39354, 45570, 45913, 56220, 58094, 65590, 78708, 87141, 91140, 91826, 98385, 116188, 131180, 137739, 145235, 174282, 183652, 196770, 203329, 229565, 275478, 290470, 348564, 393540, 406658, 435705, 459130, 550956, 580940, 609987, 688695, 813316, 871410, 918260, 1016645, 1219974, 1377390, 1423303, 1742820, 2033290, 2439948, 2754780, 2846606, 3049935, 4066580, 4269909, 5693212, 6099870, 7116515, 8539818, 12199740, 14233030, 17079636, 21349545, 28466060, 42699090, 85398180]

約数ペア:

[(1, 85398180), (2, 42699090), (3, 28466060), (4, 21349545), (5, 17079636), (6, 14233030), (7, 12199740), (10, 8539818), (12, 7116515), (14, 6099870), (15, 5693212), (20, 4269909), (21, 4066580), (28, 3049935), (30, 2846606), (31, 2754780), (35, 2439948), (42, 2033290), (49, 1742820), (60, 1423303), (62, 1377390), (70, 1219974), (84, 1016645), (93, 918260), (98, 871410), (105, 813316), (124, 688695), (140, 609987), (147, 580940), (155, 550956), (186, 459130), (196, 435705), (210, 406658), (217, 393540), (245, 348564), (294, 290470), (310, 275478), (372, 229565), (420, 203329), (434, 196770), (465, 183652), (490, 174282), (588, 145235), (620, 137739), (651, 131180), (735, 116188), (868, 98385), (930, 91826), (937, 91140), (980, 87141), (1085, 78708), (1302, 65590), (1470, 58094), (1519, 56220), (1860, 45913), (1874, 45570), (2170, 39354), (2604, 32795), (2811, 30380), (2940, 29047), (3038, 28110), (3255, 26236), (3748, 22785), (4340, 19677), (4557, 18740), (4685, 18228), (5622, 15190), (6076, 14055), (6510, 13118), (6559, 13020), (7595, 11244), (9114, 9370)]