742440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{269}}^1$

素因数の和:306

約数の個数: 64

約数和(自身を含む): 2332800

約数和(自身を除く): 1590360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 269, 276, 345, 460, 538, 552, 690, 807, 920, 1076, 1345, 1380, 1614, 2152, 2690, 2760, 3228, 4035, 5380, 6187, 6456, 8070, 10760, 12374, 16140, 18561, 24748, 30935, 32280, 37122, 49496, 61870, 74244, 92805, 123740, 148488, 185610, 247480, 371220, 742440]

約数ペア:

[(1, 742440), (2, 371220), (3, 247480), (4, 185610), (5, 148488), (6, 123740), (8, 92805), (10, 74244), (12, 61870), (15, 49496), (20, 37122), (23, 32280), (24, 30935), (30, 24748), (40, 18561), (46, 16140), (60, 12374), (69, 10760), (92, 8070), (115, 6456), (120, 6187), (138, 5380), (184, 4035), (230, 3228), (269, 2760), (276, 2690), (345, 2152), (460, 1614), (538, 1380), (552, 1345), (690, 1076), (807, 920)]