399752010

素因数分解:

$2^1\times 3^5\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{331}}^1$

素因数の和:431

約数の個数: 192

約数和(自身を含む): 1252952064

約数和(自身を除く): 853200054

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 71, 81, 90, 105, 126, 135, 142, 162, 189, 210, 213, 243, 270, 315, 331, 355, 378, 405, 426, 486, 497, 567, 630, 639, 662, 710, 810, 945, 993, 994, 1065, 1134, 1215, 1278, 1491, 1655, 1701, 1890, 1917, 1986, 2130, 2317, 2430, 2485, 2835, 2979, 2982, 3195, 3310, 3402, 3834, 4473, 4634, 4965, 4970, 5670, 5751, 5958, 6390, 6951, 7455, 8505, 8937, 8946, 9585, 9930, 11502, 11585, 13419, 13902, 14895, 14910, 17010, 17253, 17874, 19170, 20853, 22365, 23170, 23501, 26811, 26838, 28755, 29790, 34506, 34755, 40257, 41706, 44685, 44730, 47002, 53622, 57510, 62559, 67095, 69510, 70503, 80433, 80514, 86265, 89370, 104265, 117505, 120771, 125118, 134055, 134190, 141006, 160866, 164507, 172530, 187677, 201285, 208530, 211509, 235010, 241542, 268110, 312795, 329014, 352515, 375354, 402165, 402570, 423018, 493521, 563031, 603855, 625590, 634527, 705030, 804330, 822535, 938385, 987042, 1057545, 1126062, 1207710, 1269054, 1480563, 1645070, 1876770, 1903581, 2115090, 2467605, 2815155, 2961126, 3172635, 3807162, 4441689, 4935210, 5630310, 5710743, 6345270, 7402815, 8883378, 9517905, 11421486, 13325067, 14805630, 19035810, 22208445, 26650134, 28553715, 39975201, 44416890, 57107430, 66625335, 79950402, 133250670, 199876005, 399752010]

約数ペア:

[(1, 399752010), (2, 199876005), (3, 133250670), (5, 79950402), (6, 66625335), (7, 57107430), (9, 44416890), (10, 39975201), (14, 28553715), (15, 26650134), (18, 22208445), (21, 19035810), (27, 14805630), (30, 13325067), (35, 11421486), (42, 9517905), (45, 8883378), (54, 7402815), (63, 6345270), (70, 5710743), (71, 5630310), (81, 4935210), (90, 4441689), (105, 3807162), (126, 3172635), (135, 2961126), (142, 2815155), (162, 2467605), (189, 2115090), (210, 1903581), (213, 1876770), (243, 1645070), (270, 1480563), (315, 1269054), (331, 1207710), (355, 1126062), (378, 1057545), (405, 987042), (426, 938385), (486, 822535), (497, 804330), (567, 705030), (630, 634527), (639, 625590), (662, 603855), (710, 563031), (810, 493521), (945, 423018), (993, 402570), (994, 402165), (1065, 375354), (1134, 352515), (1215, 329014), (1278, 312795), (1491, 268110), (1655, 241542), (1701, 235010), (1890, 211509), (1917, 208530), (1986, 201285), (2130, 187677), (2317, 172530), (2430, 164507), (2485, 160866), (2835, 141006), (2979, 134190), (2982, 134055), (3195, 125118), (3310, 120771), (3402, 117505), (3834, 104265), (4473, 89370), (4634, 86265), (4965, 80514), (4970, 80433), (5670, 70503), (5751, 69510), (5958, 67095), (6390, 62559), (6951, 57510), (7455, 53622), (8505, 47002), (8937, 44730), (8946, 44685), (9585, 41706), (9930, 40257), (11502, 34755), (11585, 34506), (13419, 29790), (13902, 28755), (14895, 26838), (14910, 26811), (17010, 23501), (17253, 23170), (17874, 22365), (19170, 20853)]