189938760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{3889}}^1$

素因数の和:3951

約数の個数: 128

約数和(自身を含む): 638582400

約数和(自身を除く): 448643640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 37, 40, 44, 55, 60, 66, 74, 88, 110, 111, 120, 132, 148, 165, 185, 220, 222, 264, 296, 330, 370, 407, 440, 444, 555, 660, 740, 814, 888, 1110, 1221, 1320, 1480, 1628, 2035, 2220, 2442, 3256, 3889, 4070, 4440, 4884, 6105, 7778, 8140, 9768, 11667, 12210, 15556, 16280, 19445, 23334, 24420, 31112, 38890, 42779, 46668, 48840, 58335, 77780, 85558, 93336, 116670, 128337, 143893, 155560, 171116, 213895, 233340, 256674, 287786, 342232, 427790, 431679, 466680, 513348, 575572, 641685, 719465, 855580, 863358, 1026696, 1151144, 1283370, 1438930, 1582823, 1711160, 1726716, 2158395, 2566740, 2877860, 3165646, 3453432, 4316790, 4748469, 5133480, 5755720, 6331292, 7914115, 8633580, 9496938, 12662584, 15828230, 17267160, 18993876, 23742345, 31656460, 37987752, 47484690, 63312920, 94969380, 189938760]

約数ペア:

[(1, 189938760), (2, 94969380), (3, 63312920), (4, 47484690), (5, 37987752), (6, 31656460), (8, 23742345), (10, 18993876), (11, 17267160), (12, 15828230), (15, 12662584), (20, 9496938), (22, 8633580), (24, 7914115), (30, 6331292), (33, 5755720), (37, 5133480), (40, 4748469), (44, 4316790), (55, 3453432), (60, 3165646), (66, 2877860), (74, 2566740), (88, 2158395), (110, 1726716), (111, 1711160), (120, 1582823), (132, 1438930), (148, 1283370), (165, 1151144), (185, 1026696), (220, 863358), (222, 855580), (264, 719465), (296, 641685), (330, 575572), (370, 513348), (407, 466680), (440, 431679), (444, 427790), (555, 342232), (660, 287786), (740, 256674), (814, 233340), (888, 213895), (1110, 171116), (1221, 155560), (1320, 143893), (1480, 128337), (1628, 116670), (2035, 93336), (2220, 85558), (2442, 77780), (3256, 58335), (3889, 48840), (4070, 46668), (4440, 42779), (4884, 38890), (6105, 31112), (7778, 24420), (8140, 23334), (9768, 19445), (11667, 16280), (12210, 15556)]