304891020

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{1021}}^1$

素因数の和:1125

約数の個数: 192

約数和(自身を含む): 1098854400

約数和(自身を除く): 793963380

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 79, 84, 90, 105, 108, 126, 135, 140, 158, 180, 189, 210, 237, 252, 270, 315, 316, 378, 395, 420, 474, 540, 553, 630, 711, 756, 790, 945, 948, 1021, 1106, 1185, 1260, 1422, 1580, 1659, 1890, 2042, 2133, 2212, 2370, 2765, 2844, 3063, 3318, 3555, 3780, 4084, 4266, 4740, 4977, 5105, 5530, 6126, 6636, 7110, 7147, 8295, 8532, 9189, 9954, 10210, 10665, 11060, 12252, 14220, 14294, 14931, 15315, 16590, 18378, 19908, 20420, 21330, 21441, 24885, 27567, 28588, 29862, 30630, 33180, 35735, 36756, 42660, 42882, 45945, 49770, 55134, 59724, 61260, 64323, 71470, 74655, 80659, 85764, 91890, 99540, 107205, 110268, 128646, 137835, 142940, 149310, 161318, 183780, 192969, 214410, 241977, 257292, 275670, 298620, 321615, 322636, 385938, 403295, 428820, 483954, 551340, 564613, 643230, 725931, 771876, 806590, 964845, 967908, 1129226, 1209885, 1286460, 1451862, 1613180, 1693839, 1929690, 2177793, 2258452, 2419770, 2823065, 2903724, 3387678, 3629655, 3859380, 4355586, 4839540, 5081517, 5646130, 6775356, 7259310, 8469195, 8711172, 10163034, 10888965, 11292260, 14518620, 15244551, 16938390, 20326068, 21777930, 25407585, 30489102, 33876780, 43555860, 50815170, 60978204, 76222755, 101630340, 152445510, 304891020]

約数ペア:

[(1, 304891020), (2, 152445510), (3, 101630340), (4, 76222755), (5, 60978204), (6, 50815170), (7, 43555860), (9, 33876780), (10, 30489102), (12, 25407585), (14, 21777930), (15, 20326068), (18, 16938390), (20, 15244551), (21, 14518620), (27, 11292260), (28, 10888965), (30, 10163034), (35, 8711172), (36, 8469195), (42, 7259310), (45, 6775356), (54, 5646130), (60, 5081517), (63, 4839540), (70, 4355586), (79, 3859380), (84, 3629655), (90, 3387678), (105, 2903724), (108, 2823065), (126, 2419770), (135, 2258452), (140, 2177793), (158, 1929690), (180, 1693839), (189, 1613180), (210, 1451862), (237, 1286460), (252, 1209885), (270, 1129226), (315, 967908), (316, 964845), (378, 806590), (395, 771876), (420, 725931), (474, 643230), (540, 564613), (553, 551340), (630, 483954), (711, 428820), (756, 403295), (790, 385938), (945, 322636), (948, 321615), (1021, 298620), (1106, 275670), (1185, 257292), (1260, 241977), (1422, 214410), (1580, 192969), (1659, 183780), (1890, 161318), (2042, 149310), (2133, 142940), (2212, 137835), (2370, 128646), (2765, 110268), (2844, 107205), (3063, 99540), (3318, 91890), (3555, 85764), (3780, 80659), (4084, 74655), (4266, 71470), (4740, 64323), (4977, 61260), (5105, 59724), (5530, 55134), (6126, 49770), (6636, 45945), (7110, 42882), (7147, 42660), (8295, 36756), (8532, 35735), (9189, 33180), (9954, 30630), (10210, 29862), (10665, 28588), (11060, 27567), (12252, 24885), (14220, 21441), (14294, 21330), (14931, 20420), (15315, 19908), (16590, 18378)]