128408700

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1301}}^1$

素因数の和:1372

約数の個数: 144

約数和(自身を含む): 433972224

約数和(自身を除く): 305563524

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 47, 50, 60, 70, 75, 84, 94, 100, 105, 140, 141, 150, 175, 188, 210, 235, 282, 300, 329, 350, 420, 470, 525, 564, 658, 700, 705, 940, 987, 1050, 1175, 1301, 1316, 1410, 1645, 1974, 2100, 2350, 2602, 2820, 3290, 3525, 3903, 3948, 4700, 4935, 5204, 6505, 6580, 7050, 7806, 8225, 9107, 9870, 13010, 14100, 15612, 16450, 18214, 19515, 19740, 24675, 26020, 27321, 32525, 32900, 36428, 39030, 45535, 49350, 54642, 61147, 65050, 78060, 91070, 97575, 98700, 109284, 122294, 130100, 136605, 182140, 183441, 195150, 227675, 244588, 273210, 305735, 366882, 390300, 428029, 455350, 546420, 611470, 683025, 733764, 856058, 910700, 917205, 1222940, 1284087, 1366050, 1528675, 1712116, 1834410, 2140145, 2568174, 2732100, 3057350, 3668820, 4280290, 4586025, 5136348, 6114700, 6420435, 8560580, 9172050, 10700725, 12840870, 18344100, 21401450, 25681740, 32102175, 42802900, 64204350, 128408700]

約数ペア:

[(1, 128408700), (2, 64204350), (3, 42802900), (4, 32102175), (5, 25681740), (6, 21401450), (7, 18344100), (10, 12840870), (12, 10700725), (14, 9172050), (15, 8560580), (20, 6420435), (21, 6114700), (25, 5136348), (28, 4586025), (30, 4280290), (35, 3668820), (42, 3057350), (47, 2732100), (50, 2568174), (60, 2140145), (70, 1834410), (75, 1712116), (84, 1528675), (94, 1366050), (100, 1284087), (105, 1222940), (140, 917205), (141, 910700), (150, 856058), (175, 733764), (188, 683025), (210, 611470), (235, 546420), (282, 455350), (300, 428029), (329, 390300), (350, 366882), (420, 305735), (470, 273210), (525, 244588), (564, 227675), (658, 195150), (700, 183441), (705, 182140), (940, 136605), (987, 130100), (1050, 122294), (1175, 109284), (1301, 98700), (1316, 97575), (1410, 91070), (1645, 78060), (1974, 65050), (2100, 61147), (2350, 54642), (2602, 49350), (2820, 45535), (3290, 39030), (3525, 36428), (3903, 32900), (3948, 32525), (4700, 27321), (4935, 26020), (5204, 24675), (6505, 19740), (6580, 19515), (7050, 18214), (7806, 16450), (8225, 15612), (9107, 14100), (9870, 13010)]