15457618920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{281}}^1\times {\mathrm{557}}^1\times {\mathrm{823}}^1$

素因数の和:1675

約数の個数: 128

約数和(自身を含む): 46678083840

約数和(自身を除く): 31220464920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 281, 557, 562, 823, 843, 1114, 1124, 1405, 1646, 1671, 1686, 2228, 2248, 2469, 2785, 2810, 3292, 3342, 3372, 4115, 4215, 4456, 4938, 5570, 5620, 6584, 6684, 6744, 8230, 8355, 8430, 9876, 11140, 11240, 12345, 13368, 16460, 16710, 16860, 19752, 22280, 24690, 32920, 33420, 33720, 49380, 66840, 98760, 156517, 231263, 313034, 458411, 462526, 469551, 626068, 693789, 782585, 916822, 925052, 939102, 1156315, 1252136, 1375233, 1387578, 1565170, 1833644, 1850104, 1878204, 2292055, 2312630, 2347755, 2750466, 2775156, 3130340, 3468945, 3667288, 3756408, 4584110, 4625260, 4695510, 5500932, 5550312, 6260680, 6876165, 6937890, 9168220, 9250520, 9391020, 11001864, 13752330, 13875780, 18336440, 18782040, 27504660, 27751560, 55009320, 128813491, 257626982, 386440473, 515253964, 644067455, 772880946, 1030507928, 1288134910, 1545761892, 1932202365, 2576269820, 3091523784, 3864404730, 5152539640, 7728809460, 15457618920]

約数ペア:

[(1, 15457618920), (2, 7728809460), (3, 5152539640), (4, 3864404730), (5, 3091523784), (6, 2576269820), (8, 1932202365), (10, 1545761892), (12, 1288134910), (15, 1030507928), (20, 772880946), (24, 644067455), (30, 515253964), (40, 386440473), (60, 257626982), (120, 128813491), (281, 55009320), (557, 27751560), (562, 27504660), (823, 18782040), (843, 18336440), (1114, 13875780), (1124, 13752330), (1405, 11001864), (1646, 9391020), (1671, 9250520), (1686, 9168220), (2228, 6937890), (2248, 6876165), (2469, 6260680), (2785, 5550312), (2810, 5500932), (3292, 4695510), (3342, 4625260), (3372, 4584110), (4115, 3756408), (4215, 3667288), (4456, 3468945), (4938, 3130340), (5570, 2775156), (5620, 2750466), (6584, 2347755), (6684, 2312630), (6744, 2292055), (8230, 1878204), (8355, 1850104), (8430, 1833644), (9876, 1565170), (11140, 1387578), (11240, 1375233), (12345, 1252136), (13368, 1156315), (16460, 939102), (16710, 925052), (16860, 916822), (19752, 782585), (22280, 693789), (24690, 626068), (32920, 469551), (33420, 462526), (33720, 458411), (49380, 313034), (66840, 231263), (98760, 156517)]