858681040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1\times {\mathrm{251}}^1$

素因数の和:461

約数の個数: 160

約数和(自身を含む): 2362348800

約数和(自身を除く): 1503667760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 41, 56, 70, 80, 82, 112, 140, 149, 164, 205, 251, 280, 287, 298, 328, 410, 502, 560, 574, 596, 656, 745, 820, 1004, 1043, 1148, 1192, 1255, 1435, 1490, 1640, 1757, 2008, 2086, 2296, 2384, 2510, 2870, 2980, 3280, 3514, 4016, 4172, 4592, 5020, 5215, 5740, 5960, 6109, 7028, 8344, 8785, 10040, 10291, 10430, 11480, 11920, 12218, 14056, 16688, 17570, 20080, 20582, 20860, 22960, 24436, 28112, 30545, 35140, 37399, 41164, 41720, 42763, 48872, 51455, 61090, 70280, 72037, 74798, 82328, 83440, 85526, 97744, 102910, 122180, 140560, 144074, 149596, 164656, 171052, 186995, 205820, 213815, 244360, 261793, 288148, 299192, 342104, 360185, 373990, 411640, 427630, 488720, 523586, 576296, 598384, 684208, 720370, 747980, 823280, 855260, 1047172, 1152592, 1308965, 1440740, 1495960, 1533359, 1710520, 2094344, 2617930, 2881480, 2991920, 3066718, 3421040, 4188688, 5235860, 5762960, 6133436, 7666795, 10471720, 10733513, 12266872, 15333590, 20943440, 21467026, 24533744, 30667180, 42934052, 53667565, 61334360, 85868104, 107335130, 122668720, 171736208, 214670260, 429340520, 858681040]

約数ペア:

[(1, 858681040), (2, 429340520), (4, 214670260), (5, 171736208), (7, 122668720), (8, 107335130), (10, 85868104), (14, 61334360), (16, 53667565), (20, 42934052), (28, 30667180), (35, 24533744), (40, 21467026), (41, 20943440), (56, 15333590), (70, 12266872), (80, 10733513), (82, 10471720), (112, 7666795), (140, 6133436), (149, 5762960), (164, 5235860), (205, 4188688), (251, 3421040), (280, 3066718), (287, 2991920), (298, 2881480), (328, 2617930), (410, 2094344), (502, 1710520), (560, 1533359), (574, 1495960), (596, 1440740), (656, 1308965), (745, 1152592), (820, 1047172), (1004, 855260), (1043, 823280), (1148, 747980), (1192, 720370), (1255, 684208), (1435, 598384), (1490, 576296), (1640, 523586), (1757, 488720), (2008, 427630), (2086, 411640), (2296, 373990), (2384, 360185), (2510, 342104), (2870, 299192), (2980, 288148), (3280, 261793), (3514, 244360), (4016, 213815), (4172, 205820), (4592, 186995), (5020, 171052), (5215, 164656), (5740, 149596), (5960, 144074), (6109, 140560), (7028, 122180), (8344, 102910), (8785, 97744), (10040, 85526), (10291, 83440), (10430, 82328), (11480, 74798), (11920, 72037), (12218, 70280), (14056, 61090), (16688, 51455), (17570, 48872), (20080, 42763), (20582, 41720), (20860, 41164), (22960, 37399), (24436, 35140), (28112, 30545)]