21861033840

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{326479}}^1$

素因数の和:326532

約数の個数: 160

約数和(自身を含む): 77728358400

約数和(自身を除く): 55867324560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 36, 40, 45, 48, 54, 60, 62, 72, 80, 90, 93, 108, 120, 124, 135, 144, 155, 180, 186, 216, 240, 248, 270, 279, 310, 360, 372, 432, 465, 496, 540, 558, 620, 720, 744, 837, 930, 1080, 1116, 1240, 1395, 1488, 1674, 1860, 2160, 2232, 2480, 2790, 3348, 3720, 4185, 4464, 5580, 6696, 7440, 8370, 11160, 13392, 16740, 22320, 33480, 66960, 326479, 652958, 979437, 1305916, 1632395, 1958874, 2611832, 2938311, 3264790, 3917748, 4897185, 5223664, 5876622, 6529580, 7835496, 8814933, 9794370, 10120849, 11753244, 13059160, 14691555, 15670992, 17629866, 19588740, 20241698, 23506488, 26118320, 29383110, 30362547, 35259732, 39177480, 40483396, 44074665, 47012976, 50604245, 58766220, 60725094, 70519464, 78354960, 80966792, 88149330, 91087641, 101208490, 117532440, 121450188, 141038928, 151812735, 161933584, 176298660, 182175282, 202416980, 235064880, 242900376, 273262923, 303625470, 352597320, 364350564, 404833960, 455438205, 485800752, 546525846, 607250940, 705194640, 728701128, 809667920, 910876410, 1093051692, 1214501880, 1366314615, 1457402256, 1821752820, 2186103384, 2429003760, 2732629230, 3643505640, 4372206768, 5465258460, 7287011280, 10930516920, 21861033840]

約数ペア:

[(1, 21861033840), (2, 10930516920), (3, 7287011280), (4, 5465258460), (5, 4372206768), (6, 3643505640), (8, 2732629230), (9, 2429003760), (10, 2186103384), (12, 1821752820), (15, 1457402256), (16, 1366314615), (18, 1214501880), (20, 1093051692), (24, 910876410), (27, 809667920), (30, 728701128), (31, 705194640), (36, 607250940), (40, 546525846), (45, 485800752), (48, 455438205), (54, 404833960), (60, 364350564), (62, 352597320), (72, 303625470), (80, 273262923), (90, 242900376), (93, 235064880), (108, 202416980), (120, 182175282), (124, 176298660), (135, 161933584), (144, 151812735), (155, 141038928), (180, 121450188), (186, 117532440), (216, 101208490), (240, 91087641), (248, 88149330), (270, 80966792), (279, 78354960), (310, 70519464), (360, 60725094), (372, 58766220), (432, 50604245), (465, 47012976), (496, 44074665), (540, 40483396), (558, 39177480), (620, 35259732), (720, 30362547), (744, 29383110), (837, 26118320), (930, 23506488), (1080, 20241698), (1116, 19588740), (1240, 17629866), (1395, 15670992), (1488, 14691555), (1674, 13059160), (1860, 11753244), (2160, 10120849), (2232, 9794370), (2480, 8814933), (2790, 7835496), (3348, 6529580), (3720, 5876622), (4185, 5223664), (4464, 4897185), (5580, 3917748), (6696, 3264790), (7440, 2938311), (8370, 2611832), (11160, 1958874), (13392, 1632395), (16740, 1305916), (22320, 979437), (33480, 652958), (66960, 326479)]