77438040

素因数分解:

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

素因数の和:321

約数の個数: 128

約数和(自身を含む): 242300160

約数和(自身を除く): 164862120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 60, 74, 107, 111, 120, 148, 163, 185, 214, 222, 296, 321, 326, 370, 428, 444, 489, 535, 555, 642, 652, 740, 815, 856, 888, 978, 1070, 1110, 1284, 1304, 1480, 1605, 1630, 1956, 2140, 2220, 2445, 2568, 3210, 3260, 3912, 3959, 4280, 4440, 4890, 6031, 6420, 6520, 7918, 9780, 11877, 12062, 12840, 15836, 17441, 18093, 19560, 19795, 23754, 24124, 30155, 31672, 34882, 36186, 39590, 47508, 48248, 52323, 59385, 60310, 69764, 72372, 79180, 87205, 90465, 95016, 104646, 118770, 120620, 139528, 144744, 158360, 174410, 180930, 209292, 237540, 241240, 261615, 348820, 361860, 418584, 475080, 523230, 645317, 697640, 723720, 1046460, 1290634, 1935951, 2092920, 2581268, 3226585, 3871902, 5162536, 6453170, 7743804, 9679755, 12906340, 15487608, 19359510, 25812680, 38719020, 77438040]

約数ペア:

[(1, 77438040), (2, 38719020), (3, 25812680), (4, 19359510), (5, 15487608), (6, 12906340), (8, 9679755), (10, 7743804), (12, 6453170), (15, 5162536), (20, 3871902), (24, 3226585), (30, 2581268), (37, 2092920), (40, 1935951), (60, 1290634), (74, 1046460), (107, 723720), (111, 697640), (120, 645317), (148, 523230), (163, 475080), (185, 418584), (214, 361860), (222, 348820), (296, 261615), (321, 241240), (326, 237540), (370, 209292), (428, 180930), (444, 174410), (489, 158360), (535, 144744), (555, 139528), (642, 120620), (652, 118770), (740, 104646), (815, 95016), (856, 90465), (888, 87205), (978, 79180), (1070, 72372), (1110, 69764), (1284, 60310), (1304, 59385), (1480, 52323), (1605, 48248), (1630, 47508), (1956, 39590), (2140, 36186), (2220, 34882), (2445, 31672), (2568, 30155), (3210, 24124), (3260, 23754), (3912, 19795), (3959, 19560), (4280, 18093), (4440, 17441), (4890, 15836), (6031, 12840), (6420, 12062), (6520, 11877), (7918, 9780)]