128167740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{269}}^1\times {\mathrm{2647}}^1$

素因数の和:2931

約数の個数: 72

約数和(自身を含む): 390368160

約数和(自身を除く): 262200420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 269, 538, 807, 1076, 1345, 1614, 2421, 2647, 2690, 3228, 4035, 4842, 5294, 5380, 7941, 8070, 9684, 10588, 12105, 13235, 15882, 16140, 23823, 24210, 26470, 31764, 39705, 47646, 48420, 52940, 79410, 95292, 119115, 158820, 238230, 476460, 712043, 1424086, 2136129, 2848172, 3560215, 4272258, 6408387, 7120430, 8544516, 10680645, 12816774, 14240860, 21361290, 25633548, 32041935, 42722580, 64083870, 128167740]

約数ペア:

[(1, 128167740), (2, 64083870), (3, 42722580), (4, 32041935), (5, 25633548), (6, 21361290), (9, 14240860), (10, 12816774), (12, 10680645), (15, 8544516), (18, 7120430), (20, 6408387), (30, 4272258), (36, 3560215), (45, 2848172), (60, 2136129), (90, 1424086), (180, 712043), (269, 476460), (538, 238230), (807, 158820), (1076, 119115), (1345, 95292), (1614, 79410), (2421, 52940), (2647, 48420), (2690, 47646), (3228, 39705), (4035, 31764), (4842, 26470), (5294, 24210), (5380, 23823), (7941, 16140), (8070, 15882), (9684, 13235), (10588, 12105)]