38957100

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1427}}^1$

素因数の和:1464

約数の個数: 144

約数和(自身を含む): 138824448

約数和(自身を除く): 99867348

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 25, 26, 28, 30, 35, 39, 42, 50, 52, 60, 65, 70, 75, 78, 84, 91, 100, 105, 130, 140, 150, 156, 175, 182, 195, 210, 260, 273, 300, 325, 350, 364, 390, 420, 455, 525, 546, 650, 700, 780, 910, 975, 1050, 1092, 1300, 1365, 1427, 1820, 1950, 2100, 2275, 2730, 2854, 3900, 4281, 4550, 5460, 5708, 6825, 7135, 8562, 9100, 9989, 13650, 14270, 17124, 18551, 19978, 21405, 27300, 28540, 29967, 35675, 37102, 39956, 42810, 49945, 55653, 59934, 71350, 74204, 85620, 92755, 99890, 107025, 111306, 119868, 129857, 142700, 149835, 185510, 199780, 214050, 222612, 249725, 259714, 278265, 299670, 371020, 389571, 428100, 463775, 499450, 519428, 556530, 599340, 649285, 749175, 779142, 927550, 998900, 1113060, 1298570, 1391325, 1498350, 1558284, 1855100, 1947855, 2597140, 2782650, 2996700, 3246425, 3895710, 5565300, 6492850, 7791420, 9739275, 12985700, 19478550, 38957100]

約数ペア:

[(1, 38957100), (2, 19478550), (3, 12985700), (4, 9739275), (5, 7791420), (6, 6492850), (7, 5565300), (10, 3895710), (12, 3246425), (13, 2996700), (14, 2782650), (15, 2597140), (20, 1947855), (21, 1855100), (25, 1558284), (26, 1498350), (28, 1391325), (30, 1298570), (35, 1113060), (39, 998900), (42, 927550), (50, 779142), (52, 749175), (60, 649285), (65, 599340), (70, 556530), (75, 519428), (78, 499450), (84, 463775), (91, 428100), (100, 389571), (105, 371020), (130, 299670), (140, 278265), (150, 259714), (156, 249725), (175, 222612), (182, 214050), (195, 199780), (210, 185510), (260, 149835), (273, 142700), (300, 129857), (325, 119868), (350, 111306), (364, 107025), (390, 99890), (420, 92755), (455, 85620), (525, 74204), (546, 71350), (650, 59934), (700, 55653), (780, 49945), (910, 42810), (975, 39956), (1050, 37102), (1092, 35675), (1300, 29967), (1365, 28540), (1427, 27300), (1820, 21405), (1950, 19978), (2100, 18551), (2275, 17124), (2730, 14270), (2854, 13650), (3900, 9989), (4281, 9100), (4550, 8562), (5460, 7135), (5708, 6825)]