2882040

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:141

約数の個数: 128

約数和(自身を含む): 10229760

約数和(自身を除く): 7347720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 47, 56, 60, 70, 73, 84, 94, 105, 120, 140, 141, 146, 168, 188, 210, 219, 235, 280, 282, 292, 329, 365, 376, 420, 438, 470, 511, 564, 584, 658, 705, 730, 840, 876, 940, 987, 1022, 1095, 1128, 1316, 1410, 1460, 1533, 1645, 1752, 1880, 1974, 2044, 2190, 2555, 2632, 2820, 2920, 3066, 3290, 3431, 3948, 4088, 4380, 4935, 5110, 5640, 6132, 6580, 6862, 7665, 7896, 8760, 9870, 10220, 10293, 12264, 13160, 13724, 15330, 17155, 19740, 20440, 20586, 24017, 27448, 30660, 34310, 39480, 41172, 48034, 51465, 61320, 68620, 72051, 82344, 96068, 102930, 120085, 137240, 144102, 192136, 205860, 240170, 288204, 360255, 411720, 480340, 576408, 720510, 960680, 1441020, 2882040]

約数ペア:

[(1, 2882040), (2, 1441020), (3, 960680), (4, 720510), (5, 576408), (6, 480340), (7, 411720), (8, 360255), (10, 288204), (12, 240170), (14, 205860), (15, 192136), (20, 144102), (21, 137240), (24, 120085), (28, 102930), (30, 96068), (35, 82344), (40, 72051), (42, 68620), (47, 61320), (56, 51465), (60, 48034), (70, 41172), (73, 39480), (84, 34310), (94, 30660), (105, 27448), (120, 24017), (140, 20586), (141, 20440), (146, 19740), (168, 17155), (188, 15330), (210, 13724), (219, 13160), (235, 12264), (280, 10293), (282, 10220), (292, 9870), (329, 8760), (365, 7896), (376, 7665), (420, 6862), (438, 6580), (470, 6132), (511, 5640), (564, 5110), (584, 4935), (658, 4380), (705, 4088), (730, 3948), (840, 3431), (876, 3290), (940, 3066), (987, 2920), (1022, 2820), (1095, 2632), (1128, 2555), (1316, 2190), (1410, 2044), (1460, 1974), (1533, 1880), (1645, 1752)]