71430480

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{311}}^1$

素因数の和:370

約数の個数: 240

約数和(自身を含む): 271589760

約数和(自身を除く): 200159280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 29, 30, 33, 36, 40, 44, 45, 48, 55, 58, 60, 66, 72, 80, 87, 88, 90, 99, 110, 116, 120, 132, 144, 145, 165, 174, 176, 180, 198, 220, 232, 240, 261, 264, 290, 311, 319, 330, 348, 360, 396, 435, 440, 464, 495, 522, 528, 580, 622, 638, 660, 696, 720, 792, 870, 880, 933, 957, 990, 1044, 1160, 1244, 1276, 1305, 1320, 1392, 1555, 1584, 1595, 1740, 1866, 1914, 1980, 2088, 2320, 2488, 2552, 2610, 2640, 2799, 2871, 3110, 3190, 3421, 3480, 3732, 3828, 3960, 4176, 4665, 4785, 4976, 5104, 5220, 5598, 5742, 6220, 6380, 6842, 6960, 7464, 7656, 7920, 9019, 9330, 9570, 10263, 10440, 11196, 11484, 12440, 12760, 13684, 13995, 14355, 14928, 15312, 17105, 18038, 18660, 19140, 20526, 20880, 22392, 22968, 24880, 25520, 27057, 27368, 27990, 28710, 30789, 34210, 36076, 37320, 38280, 41052, 44784, 45095, 45936, 51315, 54114, 54736, 55980, 57420, 61578, 68420, 72152, 74640, 76560, 81171, 82104, 90190, 99209, 102630, 108228, 111960, 114840, 123156, 135285, 136840, 144304, 153945, 162342, 164208, 180380, 198418, 205260, 216456, 223920, 229680, 246312, 270570, 273680, 297627, 307890, 324684, 360760, 396836, 405855, 410520, 432912, 492624, 496045, 541140, 595254, 615780, 649368, 721520, 793672, 811710, 821040, 892881, 992090, 1082280, 1190508, 1231560, 1298736, 1488135, 1587344, 1623420, 1785762, 1984180, 2164560, 2381016, 2463120, 2976270, 3246840, 3571524, 3968360, 4464405, 4762032, 5952540, 6493680, 7143048, 7936720, 8928810, 11905080, 14286096, 17857620, 23810160, 35715240, 71430480]

約数ペア:

[(1, 71430480), (2, 35715240), (3, 23810160), (4, 17857620), (5, 14286096), (6, 11905080), (8, 8928810), (9, 7936720), (10, 7143048), (11, 6493680), (12, 5952540), (15, 4762032), (16, 4464405), (18, 3968360), (20, 3571524), (22, 3246840), (24, 2976270), (29, 2463120), (30, 2381016), (33, 2164560), (36, 1984180), (40, 1785762), (44, 1623420), (45, 1587344), (48, 1488135), (55, 1298736), (58, 1231560), (60, 1190508), (66, 1082280), (72, 992090), (80, 892881), (87, 821040), (88, 811710), (90, 793672), (99, 721520), (110, 649368), (116, 615780), (120, 595254), (132, 541140), (144, 496045), (145, 492624), (165, 432912), (174, 410520), (176, 405855), (180, 396836), (198, 360760), (220, 324684), (232, 307890), (240, 297627), (261, 273680), (264, 270570), (290, 246312), (311, 229680), (319, 223920), (330, 216456), (348, 205260), (360, 198418), (396, 180380), (435, 164208), (440, 162342), (464, 153945), (495, 144304), (522, 136840), (528, 135285), (580, 123156), (622, 114840), (638, 111960), (660, 108228), (696, 102630), (720, 99209), (792, 90190), (870, 82104), (880, 81171), (933, 76560), (957, 74640), (990, 72152), (1044, 68420), (1160, 61578), (1244, 57420), (1276, 55980), (1305, 54736), (1320, 54114), (1392, 51315), (1555, 45936), (1584, 45095), (1595, 44784), (1740, 41052), (1866, 38280), (1914, 37320), (1980, 36076), (2088, 34210), (2320, 30789), (2488, 28710), (2552, 27990), (2610, 27368), (2640, 27057), (2799, 25520), (2871, 24880), (3110, 22968), (3190, 22392), (3421, 20880), (3480, 20526), (3732, 19140), (3828, 18660), (3960, 18038), (4176, 17105), (4665, 15312), (4785, 14928), (4976, 14355), (5104, 13995), (5220, 13684), (5598, 12760), (5742, 12440), (6220, 11484), (6380, 11196), (6842, 10440), (6960, 10263), (7464, 9570), (7656, 9330), (7920, 9019)]