82281720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{269}}^1\times {\mathrm{2549}}^1$

素因数の和:2832

約数の個数: 64

約数和(自身を含む): 247860000

約数和(自身を除く): 165578280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 269, 538, 807, 1076, 1345, 1614, 2152, 2549, 2690, 3228, 4035, 5098, 5380, 6456, 7647, 8070, 10196, 10760, 12745, 15294, 16140, 20392, 25490, 30588, 32280, 38235, 50980, 61176, 76470, 101960, 152940, 305880, 685681, 1371362, 2057043, 2742724, 3428405, 4114086, 5485448, 6856810, 8228172, 10285215, 13713620, 16456344, 20570430, 27427240, 41140860, 82281720]

約数ペア:

[(1, 82281720), (2, 41140860), (3, 27427240), (4, 20570430), (5, 16456344), (6, 13713620), (8, 10285215), (10, 8228172), (12, 6856810), (15, 5485448), (20, 4114086), (24, 3428405), (30, 2742724), (40, 2057043), (60, 1371362), (120, 685681), (269, 305880), (538, 152940), (807, 101960), (1076, 76470), (1345, 61176), (1614, 50980), (2152, 38235), (2549, 32280), (2690, 30588), (3228, 25490), (4035, 20392), (5098, 16140), (5380, 15294), (6456, 12745), (7647, 10760), (8070, 10196)]