26504520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{227}}^1$

素因数の和:387

約数の個数: 128

約数和(自身を含む): 91929600

約数和(自身を除く): 65425080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 139, 140, 168, 210, 227, 278, 280, 417, 420, 454, 556, 681, 695, 834, 840, 908, 973, 1112, 1135, 1362, 1390, 1589, 1668, 1816, 1946, 2085, 2270, 2724, 2780, 2919, 3178, 3336, 3405, 3892, 4170, 4540, 4767, 4865, 5448, 5560, 5838, 6356, 6810, 7784, 7945, 8340, 9080, 9534, 9730, 11676, 12712, 13620, 14595, 15890, 16680, 19068, 19460, 23352, 23835, 27240, 29190, 31553, 31780, 38136, 38920, 47670, 58380, 63106, 63560, 94659, 95340, 116760, 126212, 157765, 189318, 190680, 220871, 252424, 315530, 378636, 441742, 473295, 631060, 662613, 757272, 883484, 946590, 1104355, 1262120, 1325226, 1766968, 1893180, 2208710, 2650452, 3313065, 3786360, 4417420, 5300904, 6626130, 8834840, 13252260, 26504520]

約数ペア:

[(1, 26504520), (2, 13252260), (3, 8834840), (4, 6626130), (5, 5300904), (6, 4417420), (7, 3786360), (8, 3313065), (10, 2650452), (12, 2208710), (14, 1893180), (15, 1766968), (20, 1325226), (21, 1262120), (24, 1104355), (28, 946590), (30, 883484), (35, 757272), (40, 662613), (42, 631060), (56, 473295), (60, 441742), (70, 378636), (84, 315530), (105, 252424), (120, 220871), (139, 190680), (140, 189318), (168, 157765), (210, 126212), (227, 116760), (278, 95340), (280, 94659), (417, 63560), (420, 63106), (454, 58380), (556, 47670), (681, 38920), (695, 38136), (834, 31780), (840, 31553), (908, 29190), (973, 27240), (1112, 23835), (1135, 23352), (1362, 19460), (1390, 19068), (1589, 16680), (1668, 15890), (1816, 14595), (1946, 13620), (2085, 12712), (2270, 11676), (2724, 9730), (2780, 9534), (2919, 9080), (3178, 8340), (3336, 7945), (3405, 7784), (3892, 6810), (4170, 6356), (4540, 5838), (4767, 5560), (4865, 5448)]