201624220

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{233}}^1\times {\mathrm{883}}^1$

素因数の和:1139

約数の個数: 72

約数和(自身を含む): 495213264

約数和(自身を除く): 293589044

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 233, 245, 466, 490, 883, 932, 980, 1165, 1631, 1766, 2330, 3262, 3532, 4415, 4660, 6181, 6524, 8155, 8830, 11417, 12362, 16310, 17660, 22834, 24724, 30905, 32620, 43267, 45668, 57085, 61810, 86534, 114170, 123620, 173068, 205739, 216335, 228340, 411478, 432670, 822956, 865340, 1028695, 1440173, 2057390, 2880346, 4114780, 5760692, 7200865, 10081211, 14401730, 20162422, 28803460, 40324844, 50406055, 100812110, 201624220]

約数ペア:

[(1, 201624220), (2, 100812110), (4, 50406055), (5, 40324844), (7, 28803460), (10, 20162422), (14, 14401730), (20, 10081211), (28, 7200865), (35, 5760692), (49, 4114780), (70, 2880346), (98, 2057390), (140, 1440173), (196, 1028695), (233, 865340), (245, 822956), (466, 432670), (490, 411478), (883, 228340), (932, 216335), (980, 205739), (1165, 173068), (1631, 123620), (1766, 114170), (2330, 86534), (3262, 61810), (3532, 57085), (4415, 45668), (4660, 43267), (6181, 32620), (6524, 30905), (8155, 24724), (8830, 22834), (11417, 17660), (12362, 16310)]