73189020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{19997}}^1$

素因数の和:20070

約数の個数: 48

約数和(自身を含む): 208299168

約数和(自身を除く): 135110148

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 61, 122, 183, 244, 305, 366, 610, 732, 915, 1220, 1830, 3660, 19997, 39994, 59991, 79988, 99985, 119982, 199970, 239964, 299955, 399940, 599910, 1199820, 1219817, 2439634, 3659451, 4879268, 6099085, 7318902, 12198170, 14637804, 18297255, 24396340, 36594510, 73189020]

約数ペア:

[(1, 73189020), (2, 36594510), (3, 24396340), (4, 18297255), (5, 14637804), (6, 12198170), (10, 7318902), (12, 6099085), (15, 4879268), (20, 3659451), (30, 2439634), (60, 1219817), (61, 1199820), (122, 599910), (183, 399940), (244, 299955), (305, 239964), (366, 199970), (610, 119982), (732, 99985), (915, 79988), (1220, 59991), (1830, 39994), (3660, 19997)]