251149440

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{130807}}^1$

素因数の和:130829

約数の個数: 64

約数和(自身を含む): 800544960

約数和(自身を除く): 549395520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 130807, 261614, 392421, 523228, 654035, 784842, 1046456, 1308070, 1569684, 1962105, 2092912, 2616140, 3139368, 3924210, 4185824, 5232280, 6278736, 7848420, 8371648, 10464560, 12557472, 15696840, 16743296, 20929120, 25114944, 31393680, 41858240, 50229888, 62787360, 83716480, 125574720, 251149440]

約数ペア:

[(1, 251149440), (2, 125574720), (3, 83716480), (4, 62787360), (5, 50229888), (6, 41858240), (8, 31393680), (10, 25114944), (12, 20929120), (15, 16743296), (16, 15696840), (20, 12557472), (24, 10464560), (30, 8371648), (32, 7848420), (40, 6278736), (48, 5232280), (60, 4185824), (64, 3924210), (80, 3139368), (96, 2616140), (120, 2092912), (128, 1962105), (160, 1569684), (192, 1308070), (240, 1046456), (320, 784842), (384, 654035), (480, 523228), (640, 392421), (960, 261614), (1920, 130807)]