161484720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{619}}^1\times {\mathrm{1087}}^1$

素因数の和:1722

約数の個数: 80

約数和(自身を含む): 501872640

約数和(自身を除く): 340387920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 619, 1087, 1238, 1857, 2174, 2476, 3095, 3261, 3714, 4348, 4952, 5435, 6190, 6522, 7428, 8696, 9285, 9904, 10870, 12380, 13044, 14856, 16305, 17392, 18570, 21740, 24760, 26088, 29712, 32610, 37140, 43480, 49520, 52176, 65220, 74280, 86960, 130440, 148560, 260880, 672853, 1345706, 2018559, 2691412, 3364265, 4037118, 5382824, 6728530, 8074236, 10092795, 10765648, 13457060, 16148472, 20185590, 26914120, 32296944, 40371180, 53828240, 80742360, 161484720]

約数ペア:

[(1, 161484720), (2, 80742360), (3, 53828240), (4, 40371180), (5, 32296944), (6, 26914120), (8, 20185590), (10, 16148472), (12, 13457060), (15, 10765648), (16, 10092795), (20, 8074236), (24, 6728530), (30, 5382824), (40, 4037118), (48, 3364265), (60, 2691412), (80, 2018559), (120, 1345706), (240, 672853), (619, 260880), (1087, 148560), (1238, 130440), (1857, 86960), (2174, 74280), (2476, 65220), (3095, 52176), (3261, 49520), (3714, 43480), (4348, 37140), (4952, 32610), (5435, 29712), (6190, 26088), (6522, 24760), (7428, 21740), (8696, 18570), (9285, 17392), (9904, 16305), (10870, 14856), (12380, 13044)]