87957540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1433}}^1$

素因数の和:1490

約数の個数: 144

約数和(自身を含む): 300658176

約数和(自身を除く): 212700636

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 31, 33, 36, 44, 45, 55, 60, 62, 66, 90, 93, 99, 110, 124, 132, 155, 165, 180, 186, 198, 220, 279, 310, 330, 341, 372, 396, 465, 495, 558, 620, 660, 682, 930, 990, 1023, 1116, 1364, 1395, 1433, 1705, 1860, 1980, 2046, 2790, 2866, 3069, 3410, 4092, 4299, 5115, 5580, 5732, 6138, 6820, 7165, 8598, 10230, 12276, 12897, 14330, 15345, 15763, 17196, 20460, 21495, 25794, 28660, 30690, 31526, 42990, 44423, 47289, 51588, 61380, 63052, 64485, 78815, 85980, 88846, 94578, 128970, 133269, 141867, 157630, 177692, 189156, 222115, 236445, 257940, 266538, 283734, 315260, 399807, 444230, 472890, 488653, 533076, 567468, 666345, 709335, 799614, 888460, 945780, 977306, 1332690, 1418670, 1465959, 1599228, 1954612, 1999035, 2443265, 2665380, 2837340, 2931918, 3998070, 4397877, 4886530, 5863836, 7329795, 7996140, 8795754, 9773060, 14659590, 17591508, 21989385, 29319180, 43978770, 87957540]

約数ペア:

[(1, 87957540), (2, 43978770), (3, 29319180), (4, 21989385), (5, 17591508), (6, 14659590), (9, 9773060), (10, 8795754), (11, 7996140), (12, 7329795), (15, 5863836), (18, 4886530), (20, 4397877), (22, 3998070), (30, 2931918), (31, 2837340), (33, 2665380), (36, 2443265), (44, 1999035), (45, 1954612), (55, 1599228), (60, 1465959), (62, 1418670), (66, 1332690), (90, 977306), (93, 945780), (99, 888460), (110, 799614), (124, 709335), (132, 666345), (155, 567468), (165, 533076), (180, 488653), (186, 472890), (198, 444230), (220, 399807), (279, 315260), (310, 283734), (330, 266538), (341, 257940), (372, 236445), (396, 222115), (465, 189156), (495, 177692), (558, 157630), (620, 141867), (660, 133269), (682, 128970), (930, 94578), (990, 88846), (1023, 85980), (1116, 78815), (1364, 64485), (1395, 63052), (1433, 61380), (1705, 51588), (1860, 47289), (1980, 44423), (2046, 42990), (2790, 31526), (2866, 30690), (3069, 28660), (3410, 25794), (4092, 21495), (4299, 20460), (5115, 17196), (5580, 15763), (5732, 15345), (6138, 14330), (6820, 12897), (7165, 12276), (8598, 10230)]