180688760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{163}}^1$

素因数の和:325

約数の個数: 128

約数和(自身を含む): 484600320

約数和(自身を除く): 303911560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 56, 70, 74, 107, 140, 148, 163, 185, 214, 259, 280, 296, 326, 370, 428, 518, 535, 652, 740, 749, 815, 856, 1036, 1070, 1141, 1295, 1304, 1480, 1498, 1630, 2072, 2140, 2282, 2590, 2996, 3260, 3745, 3959, 4280, 4564, 5180, 5705, 5992, 6031, 6520, 7490, 7918, 9128, 10360, 11410, 12062, 14980, 15836, 17441, 19795, 22820, 24124, 27713, 29960, 30155, 31672, 34882, 39590, 42217, 45640, 48248, 55426, 60310, 69764, 79180, 84434, 87205, 110852, 120620, 122087, 138565, 139528, 158360, 168868, 174410, 211085, 221704, 241240, 244174, 277130, 337736, 348820, 422170, 488348, 554260, 610435, 645317, 697640, 844340, 976696, 1108520, 1220870, 1290634, 1688680, 2441740, 2581268, 3226585, 4517219, 4883480, 5162536, 6453170, 9034438, 12906340, 18068876, 22586095, 25812680, 36137752, 45172190, 90344380, 180688760]

約数ペア:

[(1, 180688760), (2, 90344380), (4, 45172190), (5, 36137752), (7, 25812680), (8, 22586095), (10, 18068876), (14, 12906340), (20, 9034438), (28, 6453170), (35, 5162536), (37, 4883480), (40, 4517219), (56, 3226585), (70, 2581268), (74, 2441740), (107, 1688680), (140, 1290634), (148, 1220870), (163, 1108520), (185, 976696), (214, 844340), (259, 697640), (280, 645317), (296, 610435), (326, 554260), (370, 488348), (428, 422170), (518, 348820), (535, 337736), (652, 277130), (740, 244174), (749, 241240), (815, 221704), (856, 211085), (1036, 174410), (1070, 168868), (1141, 158360), (1295, 139528), (1304, 138565), (1480, 122087), (1498, 120620), (1630, 110852), (2072, 87205), (2140, 84434), (2282, 79180), (2590, 69764), (2996, 60310), (3260, 55426), (3745, 48248), (3959, 45640), (4280, 42217), (4564, 39590), (5180, 34882), (5705, 31672), (5992, 30155), (6031, 29960), (6520, 27713), (7490, 24124), (7918, 22820), (9128, 19795), (10360, 17441), (11410, 15836), (12062, 14980)]