142682020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1699}}^1$

素因数の和:1757

約数の個数: 96

約数和(自身を含む): 359856000

約数和(自身を除く): 217173980

約数列:

[1, 2, 4, 5, 10, 13, 17, 19, 20, 26, 34, 38, 52, 65, 68, 76, 85, 95, 130, 170, 190, 221, 247, 260, 323, 340, 380, 442, 494, 646, 884, 988, 1105, 1235, 1292, 1615, 1699, 2210, 2470, 3230, 3398, 4199, 4420, 4940, 6460, 6796, 8398, 8495, 16796, 16990, 20995, 22087, 28883, 32281, 33980, 41990, 44174, 57766, 64562, 83980, 88348, 110435, 115532, 129124, 144415, 161405, 220870, 288830, 322810, 375479, 419653, 441740, 548777, 577660, 645620, 750958, 839306, 1097554, 1501916, 1678612, 1877395, 2098265, 2195108, 2743885, 3754790, 4196530, 5487770, 7134101, 7509580, 8393060, 10975540, 14268202, 28536404, 35670505, 71341010, 142682020]

約数ペア:

[(1, 142682020), (2, 71341010), (4, 35670505), (5, 28536404), (10, 14268202), (13, 10975540), (17, 8393060), (19, 7509580), (20, 7134101), (26, 5487770), (34, 4196530), (38, 3754790), (52, 2743885), (65, 2195108), (68, 2098265), (76, 1877395), (85, 1678612), (95, 1501916), (130, 1097554), (170, 839306), (190, 750958), (221, 645620), (247, 577660), (260, 548777), (323, 441740), (340, 419653), (380, 375479), (442, 322810), (494, 288830), (646, 220870), (884, 161405), (988, 144415), (1105, 129124), (1235, 115532), (1292, 110435), (1615, 88348), (1699, 83980), (2210, 64562), (2470, 57766), (3230, 44174), (3398, 41990), (4199, 33980), (4420, 32281), (4940, 28883), (6460, 22087), (6796, 20995), (8398, 16990), (8495, 16796)]