221131320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{181}}^1\times {\mathrm{10181}}^1$

素因数の和:10376

約数の個数: 64

約数和(自身を含む): 667124640

約数和(自身を除く): 445993320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 181, 362, 543, 724, 905, 1086, 1448, 1810, 2172, 2715, 3620, 4344, 5430, 7240, 10181, 10860, 20362, 21720, 30543, 40724, 50905, 61086, 81448, 101810, 122172, 152715, 203620, 244344, 305430, 407240, 610860, 1221720, 1842761, 3685522, 5528283, 7371044, 9213805, 11056566, 14742088, 18427610, 22113132, 27641415, 36855220, 44226264, 55282830, 73710440, 110565660, 221131320]

約数ペア:

[(1, 221131320), (2, 110565660), (3, 73710440), (4, 55282830), (5, 44226264), (6, 36855220), (8, 27641415), (10, 22113132), (12, 18427610), (15, 14742088), (20, 11056566), (24, 9213805), (30, 7371044), (40, 5528283), (60, 3685522), (120, 1842761), (181, 1221720), (362, 610860), (543, 407240), (724, 305430), (905, 244344), (1086, 203620), (1448, 152715), (1810, 122172), (2172, 101810), (2715, 81448), (3620, 61086), (4344, 50905), (5430, 40724), (7240, 30543), (10181, 21720), (10860, 20362)]