1291954400

素因数分解:

$2^5\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{7727}}^1$

素因数の和:7777

約数の個数: 144

約数和(自身を含む): 3622268160

約数和(自身を除く): 2330313760

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 25, 32, 38, 40, 44, 50, 55, 76, 80, 88, 95, 100, 110, 152, 160, 176, 190, 200, 209, 220, 275, 304, 352, 380, 400, 418, 440, 475, 550, 608, 760, 800, 836, 880, 950, 1045, 1100, 1520, 1672, 1760, 1900, 2090, 2200, 3040, 3344, 3800, 4180, 4400, 5225, 6688, 7600, 7727, 8360, 8800, 10450, 15200, 15454, 16720, 20900, 30908, 33440, 38635, 41800, 61816, 77270, 83600, 84997, 123632, 146813, 154540, 167200, 169994, 193175, 247264, 293626, 309080, 339988, 386350, 424985, 587252, 618160, 679976, 734065, 772700, 849970, 1174504, 1236320, 1359952, 1468130, 1545400, 1614943, 1699940, 2124925, 2349008, 2719904, 2936260, 3090800, 3229886, 3399880, 3670325, 4249850, 4698016, 5872520, 6181600, 6459772, 6799760, 7340650, 8074715, 8499700, 11745040, 12919544, 13599520, 14681300, 16149430, 16999400, 23490080, 25839088, 29362600, 32298860, 33998800, 40373575, 51678176, 58725200, 64597720, 67997600, 80747150, 117450400, 129195440, 161494300, 258390880, 322988600, 645977200, 1291954400]

約数ペア:

[(1, 1291954400), (2, 645977200), (4, 322988600), (5, 258390880), (8, 161494300), (10, 129195440), (11, 117450400), (16, 80747150), (19, 67997600), (20, 64597720), (22, 58725200), (25, 51678176), (32, 40373575), (38, 33998800), (40, 32298860), (44, 29362600), (50, 25839088), (55, 23490080), (76, 16999400), (80, 16149430), (88, 14681300), (95, 13599520), (100, 12919544), (110, 11745040), (152, 8499700), (160, 8074715), (176, 7340650), (190, 6799760), (200, 6459772), (209, 6181600), (220, 5872520), (275, 4698016), (304, 4249850), (352, 3670325), (380, 3399880), (400, 3229886), (418, 3090800), (440, 2936260), (475, 2719904), (550, 2349008), (608, 2124925), (760, 1699940), (800, 1614943), (836, 1545400), (880, 1468130), (950, 1359952), (1045, 1236320), (1100, 1174504), (1520, 849970), (1672, 772700), (1760, 734065), (1900, 679976), (2090, 618160), (2200, 587252), (3040, 424985), (3344, 386350), (3800, 339988), (4180, 309080), (4400, 293626), (5225, 247264), (6688, 193175), (7600, 169994), (7727, 167200), (8360, 154540), (8800, 146813), (10450, 123632), (15200, 84997), (15454, 83600), (16720, 77270), (20900, 61816), (30908, 41800), (33440, 38635)]