198657240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{97381}}^1$

素因数の和:97412

約数の個数: 64

約数和(自身を含む): 631035360

約数和(自身を除く): 432378120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 97381, 194762, 292143, 389524, 486905, 584286, 779048, 973810, 1168572, 1460715, 1655477, 1947620, 2337144, 2921430, 3310954, 3895240, 4966431, 5842860, 6621908, 8277385, 9932862, 11685720, 13243816, 16554770, 19865724, 24832155, 33109540, 39731448, 49664310, 66219080, 99328620, 198657240]

約数ペア:

[(1, 198657240), (2, 99328620), (3, 66219080), (4, 49664310), (5, 39731448), (6, 33109540), (8, 24832155), (10, 19865724), (12, 16554770), (15, 13243816), (17, 11685720), (20, 9932862), (24, 8277385), (30, 6621908), (34, 5842860), (40, 4966431), (51, 3895240), (60, 3310954), (68, 2921430), (85, 2337144), (102, 1947620), (120, 1655477), (136, 1460715), (170, 1168572), (204, 973810), (255, 779048), (340, 584286), (408, 486905), (510, 389524), (680, 292143), (1020, 194762), (2040, 97381)]