30420768

素因数分解:

$2^5\times 3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{223}}^1$

素因数の和:279

約数の個数: 144

約数和(自身を含む): 96526080

約数和(自身を除く): 66105312

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 29, 32, 42, 48, 49, 56, 58, 84, 87, 96, 98, 112, 116, 147, 168, 174, 196, 203, 223, 224, 232, 294, 336, 348, 392, 406, 446, 464, 588, 609, 669, 672, 696, 784, 812, 892, 928, 1176, 1218, 1338, 1392, 1421, 1561, 1568, 1624, 1784, 2352, 2436, 2676, 2784, 2842, 3122, 3248, 3568, 4263, 4683, 4704, 4872, 5352, 5684, 6244, 6467, 6496, 7136, 8526, 9366, 9744, 10704, 10927, 11368, 12488, 12934, 17052, 18732, 19401, 19488, 21408, 21854, 22736, 24976, 25868, 32781, 34104, 37464, 38802, 43708, 45269, 45472, 49952, 51736, 65562, 68208, 74928, 77604, 87416, 90538, 103472, 131124, 135807, 136416, 149856, 155208, 174832, 181076, 206944, 262248, 271614, 310416, 316883, 349664, 362152, 524496, 543228, 620832, 633766, 724304, 950649, 1048992, 1086456, 1267532, 1448608, 1901298, 2172912, 2535064, 3802596, 4345824, 5070128, 7605192, 10140256, 15210384, 30420768]

約数ペア:

[(1, 30420768), (2, 15210384), (3, 10140256), (4, 7605192), (6, 5070128), (7, 4345824), (8, 3802596), (12, 2535064), (14, 2172912), (16, 1901298), (21, 1448608), (24, 1267532), (28, 1086456), (29, 1048992), (32, 950649), (42, 724304), (48, 633766), (49, 620832), (56, 543228), (58, 524496), (84, 362152), (87, 349664), (96, 316883), (98, 310416), (112, 271614), (116, 262248), (147, 206944), (168, 181076), (174, 174832), (196, 155208), (203, 149856), (223, 136416), (224, 135807), (232, 131124), (294, 103472), (336, 90538), (348, 87416), (392, 77604), (406, 74928), (446, 68208), (464, 65562), (588, 51736), (609, 49952), (669, 45472), (672, 45269), (696, 43708), (784, 38802), (812, 37464), (892, 34104), (928, 32781), (1176, 25868), (1218, 24976), (1338, 22736), (1392, 21854), (1421, 21408), (1561, 19488), (1568, 19401), (1624, 18732), (1784, 17052), (2352, 12934), (2436, 12488), (2676, 11368), (2784, 10927), (2842, 10704), (3122, 9744), (3248, 9366), (3568, 8526), (4263, 7136), (4683, 6496), (4704, 6467), (4872, 6244), (5352, 5684)]