30419840

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1$

素因数の和:208

約数の個数: 128

約数和(自身を含む): 82620000

約数和(自身を除く): 52200160

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 29, 32, 40, 44, 55, 58, 64, 80, 88, 110, 116, 128, 145, 149, 160, 176, 220, 232, 290, 298, 319, 320, 352, 440, 464, 580, 596, 638, 640, 704, 745, 880, 928, 1160, 1192, 1276, 1408, 1490, 1595, 1639, 1760, 1856, 2320, 2384, 2552, 2980, 3190, 3278, 3520, 3712, 4321, 4640, 4768, 5104, 5960, 6380, 6556, 7040, 8195, 8642, 9280, 9536, 10208, 11920, 12760, 13112, 16390, 17284, 18560, 19072, 20416, 21605, 23840, 25520, 26224, 32780, 34568, 40832, 43210, 47531, 47680, 51040, 52448, 65560, 69136, 86420, 95062, 95360, 102080, 104896, 131120, 138272, 172840, 190124, 204160, 209792, 237655, 262240, 276544, 345680, 380248, 475310, 524480, 553088, 691360, 760496, 950620, 1048960, 1382720, 1520992, 1901240, 2765440, 3041984, 3802480, 6083968, 7604960, 15209920, 30419840]

約数ペア:

[(1, 30419840), (2, 15209920), (4, 7604960), (5, 6083968), (8, 3802480), (10, 3041984), (11, 2765440), (16, 1901240), (20, 1520992), (22, 1382720), (29, 1048960), (32, 950620), (40, 760496), (44, 691360), (55, 553088), (58, 524480), (64, 475310), (80, 380248), (88, 345680), (110, 276544), (116, 262240), (128, 237655), (145, 209792), (149, 204160), (160, 190124), (176, 172840), (220, 138272), (232, 131120), (290, 104896), (298, 102080), (319, 95360), (320, 95062), (352, 86420), (440, 69136), (464, 65560), (580, 52448), (596, 51040), (638, 47680), (640, 47531), (704, 43210), (745, 40832), (880, 34568), (928, 32780), (1160, 26224), (1192, 25520), (1276, 23840), (1408, 21605), (1490, 20416), (1595, 19072), (1639, 18560), (1760, 17284), (1856, 16390), (2320, 13112), (2384, 12760), (2552, 11920), (2980, 10208), (3190, 9536), (3278, 9280), (3520, 8642), (3712, 8195), (4321, 7040), (4640, 6556), (4768, 6380), (5104, 5960)]