15378216

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{383}}^1$

素因数の和:638

約数の個数: 64

約数和(自身を含む): 44236800

約数和(自身を除く): 28858584

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 239, 383, 478, 717, 766, 956, 1149, 1434, 1532, 1673, 1912, 2298, 2681, 2868, 3064, 3346, 4596, 5019, 5362, 5736, 6692, 8043, 9192, 10038, 10724, 13384, 16086, 20076, 21448, 32172, 40152, 64344, 91537, 183074, 274611, 366148, 549222, 640759, 732296, 1098444, 1281518, 1922277, 2196888, 2563036, 3844554, 5126072, 7689108, 15378216]

約数ペア:

[(1, 15378216), (2, 7689108), (3, 5126072), (4, 3844554), (6, 2563036), (7, 2196888), (8, 1922277), (12, 1281518), (14, 1098444), (21, 732296), (24, 640759), (28, 549222), (42, 366148), (56, 274611), (84, 183074), (168, 91537), (239, 64344), (383, 40152), (478, 32172), (717, 21448), (766, 20076), (956, 16086), (1149, 13384), (1434, 10724), (1532, 10038), (1673, 9192), (1912, 8043), (2298, 6692), (2681, 5736), (2868, 5362), (3064, 5019), (3346, 4596)]