204071840

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1$

素因数の和:215

約数の個数: 192

約数和(自身を含む): 584962560

約数和(自身を除く): 380890720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 32, 35, 40, 56, 58, 61, 70, 80, 103, 112, 116, 122, 140, 145, 160, 203, 206, 224, 232, 244, 280, 290, 305, 406, 412, 427, 464, 488, 515, 560, 580, 610, 721, 812, 824, 854, 928, 976, 1015, 1030, 1120, 1160, 1220, 1442, 1624, 1648, 1708, 1769, 1952, 2030, 2060, 2135, 2320, 2440, 2884, 2987, 3248, 3296, 3416, 3538, 3605, 4060, 4120, 4270, 4640, 4880, 5768, 5974, 6283, 6496, 6832, 7076, 7210, 8120, 8240, 8540, 8845, 9760, 11536, 11948, 12383, 12566, 13664, 14152, 14420, 14935, 16240, 16480, 17080, 17690, 20909, 23072, 23896, 24766, 25132, 28304, 28840, 29870, 31415, 32480, 34160, 35380, 41818, 43981, 47792, 49532, 50264, 56608, 57680, 59740, 61915, 62830, 68320, 70760, 83636, 87962, 95584, 99064, 100528, 104545, 115360, 119480, 123830, 125660, 141520, 167272, 175924, 182207, 198128, 201056, 209090, 219905, 238960, 247660, 251320, 283040, 334544, 351848, 364414, 396256, 418180, 439810, 477920, 495320, 502640, 669088, 703696, 728828, 836360, 879620, 911035, 990640, 1005280, 1275449, 1407392, 1457656, 1672720, 1759240, 1822070, 1981280, 2550898, 2915312, 3345440, 3518480, 3644140, 5101796, 5830624, 6377245, 7036960, 7288280, 10203592, 12754490, 14576560, 20407184, 25508980, 29153120, 40814368, 51017960, 102035920, 204071840]

約数ペア:

[(1, 204071840), (2, 102035920), (4, 51017960), (5, 40814368), (7, 29153120), (8, 25508980), (10, 20407184), (14, 14576560), (16, 12754490), (20, 10203592), (28, 7288280), (29, 7036960), (32, 6377245), (35, 5830624), (40, 5101796), (56, 3644140), (58, 3518480), (61, 3345440), (70, 2915312), (80, 2550898), (103, 1981280), (112, 1822070), (116, 1759240), (122, 1672720), (140, 1457656), (145, 1407392), (160, 1275449), (203, 1005280), (206, 990640), (224, 911035), (232, 879620), (244, 836360), (280, 728828), (290, 703696), (305, 669088), (406, 502640), (412, 495320), (427, 477920), (464, 439810), (488, 418180), (515, 396256), (560, 364414), (580, 351848), (610, 334544), (721, 283040), (812, 251320), (824, 247660), (854, 238960), (928, 219905), (976, 209090), (1015, 201056), (1030, 198128), (1120, 182207), (1160, 175924), (1220, 167272), (1442, 141520), (1624, 125660), (1648, 123830), (1708, 119480), (1769, 115360), (1952, 104545), (2030, 100528), (2060, 99064), (2135, 95584), (2320, 87962), (2440, 83636), (2884, 70760), (2987, 68320), (3248, 62830), (3296, 61915), (3416, 59740), (3538, 57680), (3605, 56608), (4060, 50264), (4120, 49532), (4270, 47792), (4640, 43981), (4880, 41818), (5768, 35380), (5974, 34160), (6283, 32480), (6496, 31415), (6832, 29870), (7076, 28840), (7210, 28304), (8120, 25132), (8240, 24766), (8540, 23896), (8845, 23072), (9760, 20909), (11536, 17690), (11948, 17080), (12383, 16480), (12566, 16240), (13664, 14935), (14152, 14420)]