191489130

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1427}}^1$

素因数の和:1521

約数の個数: 128

約数和(自身を含む): 592220160

約数和(自身を除く): 400731030

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 71, 90, 105, 126, 135, 142, 189, 210, 213, 270, 315, 355, 378, 426, 497, 630, 639, 710, 945, 994, 1065, 1278, 1427, 1491, 1890, 1917, 2130, 2485, 2854, 2982, 3195, 3834, 4281, 4473, 4970, 6390, 7135, 7455, 8562, 8946, 9585, 9989, 12843, 13419, 14270, 14910, 19170, 19978, 21405, 22365, 25686, 26838, 29967, 38529, 42810, 44730, 49945, 59934, 64215, 67095, 77058, 89901, 99890, 101317, 128430, 134190, 149835, 179802, 192645, 202634, 269703, 299670, 303951, 385290, 449505, 506585, 539406, 607902, 709219, 899010, 911853, 1013170, 1348515, 1418438, 1519755, 1823706, 2127657, 2697030, 2735559, 3039510, 3546095, 4255314, 4559265, 5471118, 6382971, 7092190, 9118530, 10638285, 12765942, 13677795, 19148913, 21276570, 27355590, 31914855, 38297826, 63829710, 95744565, 191489130]

約数ペア:

[(1, 191489130), (2, 95744565), (3, 63829710), (5, 38297826), (6, 31914855), (7, 27355590), (9, 21276570), (10, 19148913), (14, 13677795), (15, 12765942), (18, 10638285), (21, 9118530), (27, 7092190), (30, 6382971), (35, 5471118), (42, 4559265), (45, 4255314), (54, 3546095), (63, 3039510), (70, 2735559), (71, 2697030), (90, 2127657), (105, 1823706), (126, 1519755), (135, 1418438), (142, 1348515), (189, 1013170), (210, 911853), (213, 899010), (270, 709219), (315, 607902), (355, 539406), (378, 506585), (426, 449505), (497, 385290), (630, 303951), (639, 299670), (710, 269703), (945, 202634), (994, 192645), (1065, 179802), (1278, 149835), (1427, 134190), (1491, 128430), (1890, 101317), (1917, 99890), (2130, 89901), (2485, 77058), (2854, 67095), (2982, 64215), (3195, 59934), (3834, 49945), (4281, 44730), (4473, 42810), (4970, 38529), (6390, 29967), (7135, 26838), (7455, 25686), (8562, 22365), (8946, 21405), (9585, 19978), (9989, 19170), (12843, 14910), (13419, 14270)]