8523480

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:233

約数の個数: 128

約数和(自身を含む): 29836800

約数和(自身を除く): 21313320

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, 73, 84, 105, 120, 139, 140, 146, 168, 210, 219, 278, 280, 292, 365, 417, 420, 438, 511, 556, 584, 695, 730, 834, 840, 876, 973, 1022, 1095, 1112, 1390, 1460, 1533, 1668, 1752, 1946, 2044, 2085, 2190, 2555, 2780, 2919, 2920, 3066, 3336, 3892, 4088, 4170, 4380, 4865, 5110, 5560, 5838, 6132, 7665, 7784, 8340, 8760, 9730, 10147, 10220, 11676, 12264, 14595, 15330, 16680, 19460, 20294, 20440, 23352, 29190, 30441, 30660, 38920, 40588, 50735, 58380, 60882, 61320, 71029, 81176, 101470, 116760, 121764, 142058, 152205, 202940, 213087, 243528, 284116, 304410, 355145, 405880, 426174, 568232, 608820, 710290, 852348, 1065435, 1217640, 1420580, 1704696, 2130870, 2841160, 4261740, 8523480]

約数ペア:

[(1, 8523480), (2, 4261740), (3, 2841160), (4, 2130870), (5, 1704696), (6, 1420580), (7, 1217640), (8, 1065435), (10, 852348), (12, 710290), (14, 608820), (15, 568232), (20, 426174), (21, 405880), (24, 355145), (28, 304410), (30, 284116), (35, 243528), (40, 213087), (42, 202940), (56, 152205), (60, 142058), (70, 121764), (73, 116760), (84, 101470), (105, 81176), (120, 71029), (139, 61320), (140, 60882), (146, 58380), (168, 50735), (210, 40588), (219, 38920), (278, 30660), (280, 30441), (292, 29190), (365, 23352), (417, 20440), (420, 20294), (438, 19460), (511, 16680), (556, 15330), (584, 14595), (695, 12264), (730, 11676), (834, 10220), (840, 10147), (876, 9730), (973, 8760), (1022, 8340), (1095, 7784), (1112, 7665), (1390, 6132), (1460, 5838), (1533, 5560), (1668, 5110), (1752, 4865), (1946, 4380), (2044, 4170), (2085, 4088), (2190, 3892), (2555, 3336), (2780, 3066), (2919, 2920)]