210747040

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{26881}}^1$

素因数の和:26910

約数の個数: 72

約数和(自身を含む): 579199572

約数和(自身を除く): 368452532

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, 26881, 53762, 107524, 134405, 188167, 215048, 268810, 376334, 430096, 537620, 752668, 860192, 940835, 1075240, 1317169, 1505336, 1881670, 2150480, 2634338, 3010672, 3763340, 4300960, 5268676, 6021344, 6585845, 7526680, 10537352, 13171690, 15053360, 21074704, 26343380, 30106720, 42149408, 52686760, 105373520, 210747040]

約数ペア:

[(1, 210747040), (2, 105373520), (4, 52686760), (5, 42149408), (7, 30106720), (8, 26343380), (10, 21074704), (14, 15053360), (16, 13171690), (20, 10537352), (28, 7526680), (32, 6585845), (35, 6021344), (40, 5268676), (49, 4300960), (56, 3763340), (70, 3010672), (80, 2634338), (98, 2150480), (112, 1881670), (140, 1505336), (160, 1317169), (196, 1075240), (224, 940835), (245, 860192), (280, 752668), (392, 537620), (490, 430096), (560, 376334), (784, 268810), (980, 215048), (1120, 188167), (1568, 134405), (1960, 107524), (3920, 53762), (7840, 26881)]