161691660

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{743}}^1$

素因数の和:805

約数の個数: 192

約数和(自身を含む): 559964160

約数和(自身を除く): 398272500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 31, 36, 39, 45, 52, 54, 60, 62, 65, 78, 90, 93, 108, 117, 124, 130, 135, 155, 156, 180, 186, 195, 234, 260, 270, 279, 310, 351, 372, 390, 403, 465, 468, 540, 558, 585, 620, 702, 743, 780, 806, 837, 930, 1116, 1170, 1209, 1395, 1404, 1486, 1612, 1674, 1755, 1860, 2015, 2229, 2340, 2418, 2790, 2972, 3348, 3510, 3627, 3715, 4030, 4185, 4458, 4836, 5580, 6045, 6687, 7020, 7254, 7430, 8060, 8370, 8916, 9659, 10881, 11145, 12090, 13374, 14508, 14860, 16740, 18135, 19318, 20061, 21762, 22290, 23033, 24180, 26748, 28977, 33435, 36270, 38636, 40122, 43524, 44580, 46066, 48295, 54405, 57954, 66870, 69099, 72540, 80244, 86931, 92132, 96590, 100305, 108810, 115165, 115908, 133740, 138198, 144885, 173862, 193180, 200610, 207297, 217620, 230330, 260793, 276396, 289770, 299429, 345495, 347724, 401220, 414594, 434655, 460660, 521586, 579540, 598858, 621891, 690990, 829188, 869310, 898287, 1036485, 1043172, 1197716, 1243782, 1303965, 1381980, 1497145, 1738620, 1796574, 2072970, 2487564, 2607930, 2694861, 2994290, 3109455, 3593148, 4145940, 4491435, 5215860, 5389722, 5988580, 6218910, 8084583, 8982870, 10779444, 12437820, 13474305, 16169166, 17965740, 26948610, 32338332, 40422915, 53897220, 80845830, 161691660]

約数ペア:

[(1, 161691660), (2, 80845830), (3, 53897220), (4, 40422915), (5, 32338332), (6, 26948610), (9, 17965740), (10, 16169166), (12, 13474305), (13, 12437820), (15, 10779444), (18, 8982870), (20, 8084583), (26, 6218910), (27, 5988580), (30, 5389722), (31, 5215860), (36, 4491435), (39, 4145940), (45, 3593148), (52, 3109455), (54, 2994290), (60, 2694861), (62, 2607930), (65, 2487564), (78, 2072970), (90, 1796574), (93, 1738620), (108, 1497145), (117, 1381980), (124, 1303965), (130, 1243782), (135, 1197716), (155, 1043172), (156, 1036485), (180, 898287), (186, 869310), (195, 829188), (234, 690990), (260, 621891), (270, 598858), (279, 579540), (310, 521586), (351, 460660), (372, 434655), (390, 414594), (403, 401220), (465, 347724), (468, 345495), (540, 299429), (558, 289770), (585, 276396), (620, 260793), (702, 230330), (743, 217620), (780, 207297), (806, 200610), (837, 193180), (930, 173862), (1116, 144885), (1170, 138198), (1209, 133740), (1395, 115908), (1404, 115165), (1486, 108810), (1612, 100305), (1674, 96590), (1755, 92132), (1860, 86931), (2015, 80244), (2229, 72540), (2340, 69099), (2418, 66870), (2790, 57954), (2972, 54405), (3348, 48295), (3510, 46066), (3627, 44580), (3715, 43524), (4030, 40122), (4185, 38636), (4458, 36270), (4836, 33435), (5580, 28977), (6045, 26748), (6687, 24180), (7020, 23033), (7254, 22290), (7430, 21762), (8060, 20061), (8370, 19318), (8916, 18135), (9659, 16740), (10881, 14860), (11145, 14508), (12090, 13374)]