152746720

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{19483}}^1$

素因数の和:19512

約数の個数: 72

約数和(自身を含む): 419802264

約数和(自身を除く): 267055544

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 7840, 19483, 38966, 77932, 97415, 136381, 155864, 194830, 272762, 311728, 389660, 545524, 623456, 681905, 779320, 954667, 1091048, 1363810, 1558640, 1909334, 2182096, 2727620, 3117280, 3818668, 4364192, 4773335, 5455240, 7637336, 9546670, 10910480, 15274672, 19093340, 21820960, 30549344, 38186680, 76373360, 152746720]

約数ペア:

[(1, 152746720), (2, 76373360), (4, 38186680), (5, 30549344), (7, 21820960), (8, 19093340), (10, 15274672), (14, 10910480), (16, 9546670), (20, 7637336), (28, 5455240), (32, 4773335), (35, 4364192), (40, 3818668), (49, 3117280), (56, 2727620), (70, 2182096), (80, 1909334), (98, 1558640), (112, 1363810), (140, 1091048), (160, 954667), (196, 779320), (224, 681905), (245, 623456), (280, 545524), (392, 389660), (490, 311728), (560, 272762), (784, 194830), (980, 155864), (1120, 136381), (1568, 97415), (1960, 77932), (3920, 38966), (7840, 19483)]