505947480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{823}}^1$

素因数の和:993

約数の個数: 128

約数和(自身を含む): 1566259200

約数和(自身を除く): 1060311720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 47, 60, 94, 109, 120, 141, 188, 218, 235, 282, 327, 376, 436, 470, 545, 564, 654, 705, 823, 872, 940, 1090, 1128, 1308, 1410, 1635, 1646, 1880, 2180, 2469, 2616, 2820, 3270, 3292, 4115, 4360, 4938, 5123, 5640, 6540, 6584, 8230, 9876, 10246, 12345, 13080, 15369, 16460, 19752, 20492, 24690, 25615, 30738, 32920, 38681, 40984, 49380, 51230, 61476, 76845, 77362, 89707, 98760, 102460, 116043, 122952, 153690, 154724, 179414, 193405, 204920, 232086, 269121, 307380, 309448, 358828, 386810, 448535, 464172, 538242, 580215, 614760, 717656, 773620, 897070, 928344, 1076484, 1160430, 1345605, 1547240, 1794140, 2152968, 2320860, 2691210, 3588280, 4216229, 4641720, 5382420, 8432458, 10764840, 12648687, 16864916, 21081145, 25297374, 33729832, 42162290, 50594748, 63243435, 84324580, 101189496, 126486870, 168649160, 252973740, 505947480]

約数ペア:

[(1, 505947480), (2, 252973740), (3, 168649160), (4, 126486870), (5, 101189496), (6, 84324580), (8, 63243435), (10, 50594748), (12, 42162290), (15, 33729832), (20, 25297374), (24, 21081145), (30, 16864916), (40, 12648687), (47, 10764840), (60, 8432458), (94, 5382420), (109, 4641720), (120, 4216229), (141, 3588280), (188, 2691210), (218, 2320860), (235, 2152968), (282, 1794140), (327, 1547240), (376, 1345605), (436, 1160430), (470, 1076484), (545, 928344), (564, 897070), (654, 773620), (705, 717656), (823, 614760), (872, 580215), (940, 538242), (1090, 464172), (1128, 448535), (1308, 386810), (1410, 358828), (1635, 309448), (1646, 307380), (1880, 269121), (2180, 232086), (2469, 204920), (2616, 193405), (2820, 179414), (3270, 154724), (3292, 153690), (4115, 122952), (4360, 116043), (4938, 102460), (5123, 98760), (5640, 89707), (6540, 77362), (6584, 76845), (8230, 61476), (9876, 51230), (10246, 49380), (12345, 40984), (13080, 38681), (15369, 32920), (16460, 30738), (19752, 25615), (20492, 24690)]