20772150

素因数分解:

$2^1\times 3^1\times 5^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{271}}^1$

素因数の和:366

約数の個数: 96

約数和(自身を含む): 59900928

約数和(自身を除く): 39128778

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 50, 70, 73, 75, 105, 146, 150, 175, 210, 219, 271, 350, 365, 438, 511, 525, 542, 730, 813, 1022, 1050, 1095, 1355, 1533, 1626, 1825, 1897, 2190, 2555, 2710, 3066, 3650, 3794, 4065, 5110, 5475, 5691, 6775, 7665, 8130, 9485, 10950, 11382, 12775, 13550, 15330, 18970, 19783, 20325, 25550, 28455, 38325, 39566, 40650, 47425, 56910, 59349, 76650, 94850, 98915, 118698, 138481, 142275, 197830, 276962, 284550, 296745, 415443, 494575, 593490, 692405, 830886, 989150, 1384810, 1483725, 2077215, 2967450, 3462025, 4154430, 6924050, 10386075, 20772150]

約数ペア:

[(1, 20772150), (2, 10386075), (3, 6924050), (5, 4154430), (6, 3462025), (7, 2967450), (10, 2077215), (14, 1483725), (15, 1384810), (21, 989150), (25, 830886), (30, 692405), (35, 593490), (42, 494575), (50, 415443), (70, 296745), (73, 284550), (75, 276962), (105, 197830), (146, 142275), (150, 138481), (175, 118698), (210, 98915), (219, 94850), (271, 76650), (350, 59349), (365, 56910), (438, 47425), (511, 40650), (525, 39566), (542, 38325), (730, 28455), (813, 25550), (1022, 20325), (1050, 19783), (1095, 18970), (1355, 15330), (1533, 13550), (1626, 12775), (1825, 11382), (1897, 10950), (2190, 9485), (2555, 8130), (2710, 7665), (3066, 6775), (3650, 5691), (3794, 5475), (4065, 5110)]