178341020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{491}}^1$

素因数の和:651

約数の個数: 96

約数和(自身を含む): 444358656

約数和(自身を除く): 266017636

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 127, 130, 143, 220, 254, 260, 286, 491, 508, 572, 635, 715, 982, 1270, 1397, 1430, 1651, 1964, 2455, 2540, 2794, 2860, 3302, 4910, 5401, 5588, 6383, 6604, 6985, 8255, 9820, 10802, 12766, 13970, 16510, 18161, 21604, 25532, 27005, 27940, 31915, 33020, 36322, 54010, 62357, 63830, 70213, 72644, 90805, 108020, 124714, 127660, 140426, 181610, 249428, 280852, 311785, 351065, 363220, 623570, 685927, 702130, 810641, 1247140, 1371854, 1404260, 1621282, 2743708, 3242564, 3429635, 4053205, 6859270, 8106410, 8917051, 13718540, 16212820, 17834102, 35668204, 44585255, 89170510, 178341020]

約数ペア:

[(1, 178341020), (2, 89170510), (4, 44585255), (5, 35668204), (10, 17834102), (11, 16212820), (13, 13718540), (20, 8917051), (22, 8106410), (26, 6859270), (44, 4053205), (52, 3429635), (55, 3242564), (65, 2743708), (110, 1621282), (127, 1404260), (130, 1371854), (143, 1247140), (220, 810641), (254, 702130), (260, 685927), (286, 623570), (491, 363220), (508, 351065), (572, 311785), (635, 280852), (715, 249428), (982, 181610), (1270, 140426), (1397, 127660), (1430, 124714), (1651, 108020), (1964, 90805), (2455, 72644), (2540, 70213), (2794, 63830), (2860, 62357), (3302, 54010), (4910, 36322), (5401, 33020), (5588, 31915), (6383, 27940), (6604, 27005), (6985, 25532), (8255, 21604), (9820, 18161), (10802, 16510), (12766, 13970)]