1908690

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1$

素因数の和:227

約数の個数: 64

約数和(自身を含む): 5356800

約数和(自身を除く): 3448110

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 61, 70, 105, 122, 149, 183, 210, 298, 305, 366, 427, 447, 610, 745, 854, 894, 915, 1043, 1281, 1490, 1830, 2086, 2135, 2235, 2562, 3129, 4270, 4470, 5215, 6258, 6405, 9089, 10430, 12810, 15645, 18178, 27267, 31290, 45445, 54534, 63623, 90890, 127246, 136335, 190869, 272670, 318115, 381738, 636230, 954345, 1908690]

約数ペア:

[(1, 1908690), (2, 954345), (3, 636230), (5, 381738), (6, 318115), (7, 272670), (10, 190869), (14, 136335), (15, 127246), (21, 90890), (30, 63623), (35, 54534), (42, 45445), (61, 31290), (70, 27267), (105, 18178), (122, 15645), (149, 12810), (183, 10430), (210, 9089), (298, 6405), (305, 6258), (366, 5215), (427, 4470), (447, 4270), (610, 3129), (745, 2562), (854, 2235), (894, 2135), (915, 2086), (1043, 1830), (1281, 1490)]