344145280

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{673}}^1$

素因数の和:756

約数の個数: 128

約数和(自身を含む): 890974080

約数和(自身を除く): 546828800

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 47, 64, 68, 80, 85, 94, 128, 136, 160, 170, 188, 235, 272, 320, 340, 376, 470, 544, 640, 673, 680, 752, 799, 940, 1088, 1346, 1360, 1504, 1598, 1880, 2176, 2692, 2720, 3008, 3196, 3365, 3760, 3995, 5384, 5440, 6016, 6392, 6730, 7520, 7990, 10768, 10880, 11441, 12784, 13460, 15040, 15980, 21536, 22882, 25568, 26920, 30080, 31631, 31960, 43072, 45764, 51136, 53840, 57205, 63262, 63920, 86144, 91528, 102272, 107680, 114410, 126524, 127840, 158155, 183056, 215360, 228820, 253048, 255680, 316310, 366112, 430720, 457640, 506096, 511360, 537727, 632620, 732224, 915280, 1012192, 1075454, 1265240, 1464448, 1830560, 2024384, 2150908, 2530480, 2688635, 3661120, 4048768, 4301816, 5060960, 5377270, 7322240, 8603632, 10121920, 10754540, 17207264, 20243840, 21509080, 34414528, 43018160, 68829056, 86036320, 172072640, 344145280]

約数ペア:

[(1, 344145280), (2, 172072640), (4, 86036320), (5, 68829056), (8, 43018160), (10, 34414528), (16, 21509080), (17, 20243840), (20, 17207264), (32, 10754540), (34, 10121920), (40, 8603632), (47, 7322240), (64, 5377270), (68, 5060960), (80, 4301816), (85, 4048768), (94, 3661120), (128, 2688635), (136, 2530480), (160, 2150908), (170, 2024384), (188, 1830560), (235, 1464448), (272, 1265240), (320, 1075454), (340, 1012192), (376, 915280), (470, 732224), (544, 632620), (640, 537727), (673, 511360), (680, 506096), (752, 457640), (799, 430720), (940, 366112), (1088, 316310), (1346, 255680), (1360, 253048), (1504, 228820), (1598, 215360), (1880, 183056), (2176, 158155), (2692, 127840), (2720, 126524), (3008, 114410), (3196, 107680), (3365, 102272), (3760, 91528), (3995, 86144), (5384, 63920), (5440, 63262), (6016, 57205), (6392, 53840), (6730, 51136), (7520, 45764), (7990, 43072), (10768, 31960), (10880, 31631), (11441, 30080), (12784, 26920), (13460, 25568), (15040, 22882), (15980, 21536)]