261106720

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{8039}}^1$

素因数の和:8090

約数の個数: 96

約数和(自身を含む): 729388800

約数和(自身を除く): 468282080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 32, 35, 40, 56, 58, 70, 80, 112, 116, 140, 145, 160, 203, 224, 232, 280, 290, 406, 464, 560, 580, 812, 928, 1015, 1120, 1160, 1624, 2030, 2320, 3248, 4060, 4640, 6496, 8039, 8120, 16078, 16240, 32156, 32480, 40195, 56273, 64312, 80390, 112546, 128624, 160780, 225092, 233131, 257248, 281365, 321560, 450184, 466262, 562730, 643120, 900368, 932524, 1125460, 1165655, 1286240, 1631917, 1800736, 1865048, 2250920, 2331310, 3263834, 3730096, 4501840, 4662620, 6527668, 7460192, 8159585, 9003680, 9325240, 13055336, 16319170, 18650480, 26110672, 32638340, 37300960, 52221344, 65276680, 130553360, 261106720]

約数ペア:

[(1, 261106720), (2, 130553360), (4, 65276680), (5, 52221344), (7, 37300960), (8, 32638340), (10, 26110672), (14, 18650480), (16, 16319170), (20, 13055336), (28, 9325240), (29, 9003680), (32, 8159585), (35, 7460192), (40, 6527668), (56, 4662620), (58, 4501840), (70, 3730096), (80, 3263834), (112, 2331310), (116, 2250920), (140, 1865048), (145, 1800736), (160, 1631917), (203, 1286240), (224, 1165655), (232, 1125460), (280, 932524), (290, 900368), (406, 643120), (464, 562730), (560, 466262), (580, 450184), (812, 321560), (928, 281365), (1015, 257248), (1120, 233131), (1160, 225092), (1624, 160780), (2030, 128624), (2320, 112546), (3248, 80390), (4060, 64312), (4640, 56273), (6496, 40195), (8039, 32480), (8120, 32156), (16078, 16240)]