311428320

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{13241}}^1$

素因数の和:13273

約数の個数: 144

約数和(自身を含む): 1141248528

約数和(自身を除く): 829820208

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 196, 210, 224, 240, 245, 280, 294, 336, 392, 420, 480, 490, 560, 588, 672, 735, 784, 840, 980, 1120, 1176, 1470, 1568, 1680, 1960, 2352, 2940, 3360, 3920, 4704, 5880, 7840, 11760, 13241, 23520, 26482, 39723, 52964, 66205, 79446, 92687, 105928, 132410, 158892, 185374, 198615, 211856, 264820, 278061, 317784, 370748, 397230, 423712, 463435, 529640, 556122, 635568, 648809, 741496, 794460, 926870, 1059280, 1112244, 1271136, 1297618, 1390305, 1482992, 1588920, 1853740, 1946427, 2118560, 2224488, 2595236, 2780610, 2965984, 3177840, 3244045, 3707480, 3892854, 4448976, 5190472, 5561220, 6355680, 6488090, 7414960, 7785708, 8897952, 9732135, 10380944, 11122440, 12976180, 14829920, 15571416, 19464270, 20761888, 22244880, 25952360, 31142832, 38928540, 44489760, 51904720, 62285664, 77857080, 103809440, 155714160, 311428320]

約数ペア:

[(1, 311428320), (2, 155714160), (3, 103809440), (4, 77857080), (5, 62285664), (6, 51904720), (7, 44489760), (8, 38928540), (10, 31142832), (12, 25952360), (14, 22244880), (15, 20761888), (16, 19464270), (20, 15571416), (21, 14829920), (24, 12976180), (28, 11122440), (30, 10380944), (32, 9732135), (35, 8897952), (40, 7785708), (42, 7414960), (48, 6488090), (49, 6355680), (56, 5561220), (60, 5190472), (70, 4448976), (80, 3892854), (84, 3707480), (96, 3244045), (98, 3177840), (105, 2965984), (112, 2780610), (120, 2595236), (140, 2224488), (147, 2118560), (160, 1946427), (168, 1853740), (196, 1588920), (210, 1482992), (224, 1390305), (240, 1297618), (245, 1271136), (280, 1112244), (294, 1059280), (336, 926870), (392, 794460), (420, 741496), (480, 648809), (490, 635568), (560, 556122), (588, 529640), (672, 463435), (735, 423712), (784, 397230), (840, 370748), (980, 317784), (1120, 278061), (1176, 264820), (1470, 211856), (1568, 198615), (1680, 185374), (1960, 158892), (2352, 132410), (2940, 105928), (3360, 92687), (3920, 79446), (4704, 66205), (5880, 52964), (7840, 39723), (11760, 26482), (13241, 23520)]