20915021232

素因数分解:

$2^4\times 3^3\times 7^2\times {\mathrm{67}}^1\times {\mathrm{14747}}^1$

素因数の和:14845

約数の個数: 240

約数和(自身を含む): 70882427520

約数和(自身を除く): 49967406288

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 48, 49, 54, 56, 63, 67, 72, 84, 98, 108, 112, 126, 134, 144, 147, 168, 189, 196, 201, 216, 252, 268, 294, 336, 378, 392, 402, 432, 441, 469, 504, 536, 588, 603, 756, 784, 804, 882, 938, 1008, 1072, 1176, 1206, 1323, 1407, 1512, 1608, 1764, 1809, 1876, 2352, 2412, 2646, 2814, 3024, 3216, 3283, 3528, 3618, 3752, 4221, 4824, 5292, 5628, 6566, 7056, 7236, 7504, 8442, 9648, 9849, 10584, 11256, 12663, 13132, 14472, 14747, 16884, 19698, 21168, 22512, 25326, 26264, 28944, 29494, 29547, 33768, 39396, 44241, 50652, 52528, 58988, 59094, 67536, 78792, 88482, 88641, 101304, 103229, 117976, 118188, 132723, 157584, 176964, 177282, 202608, 206458, 235952, 236376, 265446, 309687, 353928, 354564, 398169, 412916, 472752, 530892, 619374, 707856, 709128, 722603, 796338, 825832, 929061, 988049, 1061784, 1238748, 1418256, 1445206, 1592676, 1651664, 1858122, 1976098, 2123568, 2167809, 2477496, 2787183, 2890412, 2964147, 3185352, 3716244, 3952196, 4335618, 4954992, 5574366, 5780824, 5928294, 6370704, 6503427, 6916343, 7432488, 7904392, 8671236, 8892441, 11148732, 11561648, 11856588, 13006854, 13832686, 14864976, 15808784, 17342472, 17784882, 19510281, 20749029, 22297464, 23713176, 26013708, 26677323, 27665372, 34684944, 35569764, 39020562, 41498058, 44594928, 47426352, 48414401, 52027416, 53354646, 55330744, 62247087, 71139528, 78041124, 82996116, 96828802, 104054832, 106709292, 110661488, 124494174, 142279056, 145243203, 156082248, 165992232, 186741261, 193657604, 213418584, 248988348, 290486406, 312164496, 331984464, 373482522, 387315208, 426837168, 435729609, 497976696, 580972812, 746965044, 774630416, 871459218, 995953392, 1161945624, 1307188827, 1493930088, 1742918436, 2323891248, 2614377654, 2987860176, 3485836872, 5228755308, 6971673744, 10457510616, 20915021232]

約数ペア:

[(1, 20915021232), (2, 10457510616), (3, 6971673744), (4, 5228755308), (6, 3485836872), (7, 2987860176), (8, 2614377654), (9, 2323891248), (12, 1742918436), (14, 1493930088), (16, 1307188827), (18, 1161945624), (21, 995953392), (24, 871459218), (27, 774630416), (28, 746965044), (36, 580972812), (42, 497976696), (48, 435729609), (49, 426837168), (54, 387315208), (56, 373482522), (63, 331984464), (67, 312164496), (72, 290486406), (84, 248988348), (98, 213418584), (108, 193657604), (112, 186741261), (126, 165992232), (134, 156082248), (144, 145243203), (147, 142279056), (168, 124494174), (189, 110661488), (196, 106709292), (201, 104054832), (216, 96828802), (252, 82996116), (268, 78041124), (294, 71139528), (336, 62247087), (378, 55330744), (392, 53354646), (402, 52027416), (432, 48414401), (441, 47426352), (469, 44594928), (504, 41498058), (536, 39020562), (588, 35569764), (603, 34684944), (756, 27665372), (784, 26677323), (804, 26013708), (882, 23713176), (938, 22297464), (1008, 20749029), (1072, 19510281), (1176, 17784882), (1206, 17342472), (1323, 15808784), (1407, 14864976), (1512, 13832686), (1608, 13006854), (1764, 11856588), (1809, 11561648), (1876, 11148732), (2352, 8892441), (2412, 8671236), (2646, 7904392), (2814, 7432488), (3024, 6916343), (3216, 6503427), (3283, 6370704), (3528, 5928294), (3618, 5780824), (3752, 5574366), (4221, 4954992), (4824, 4335618), (5292, 3952196), (5628, 3716244), (6566, 3185352), (7056, 2964147), (7236, 2890412), (7504, 2787183), (8442, 2477496), (9648, 2167809), (9849, 2123568), (10584, 1976098), (11256, 1858122), (12663, 1651664), (13132, 1592676), (14472, 1445206), (14747, 1418256), (16884, 1238748), (19698, 1061784), (21168, 988049), (22512, 929061), (25326, 825832), (26264, 796338), (28944, 722603), (29494, 709128), (29547, 707856), (33768, 619374), (39396, 530892), (44241, 472752), (50652, 412916), (52528, 398169), (58988, 354564), (59094, 353928), (67536, 309687), (78792, 265446), (88482, 236376), (88641, 235952), (101304, 206458), (103229, 202608), (117976, 177282), (118188, 176964), (132723, 157584)]