87200520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2131}}^1$

素因数の和:2187

約数の個数: 128

約数和(自身を含む): 294727680

約数和(自身を除く): 207527160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 31, 33, 40, 44, 55, 60, 62, 66, 88, 93, 110, 120, 124, 132, 155, 165, 186, 220, 248, 264, 310, 330, 341, 372, 440, 465, 620, 660, 682, 744, 930, 1023, 1240, 1320, 1364, 1705, 1860, 2046, 2131, 2728, 3410, 3720, 4092, 4262, 5115, 6393, 6820, 8184, 8524, 10230, 10655, 12786, 13640, 17048, 20460, 21310, 23441, 25572, 31965, 40920, 42620, 46882, 51144, 63930, 66061, 70323, 85240, 93764, 117205, 127860, 132122, 140646, 187528, 198183, 234410, 255720, 264244, 281292, 330305, 351615, 396366, 468820, 528488, 562584, 660610, 703230, 726671, 792732, 937640, 990915, 1321220, 1406460, 1453342, 1585464, 1981830, 2180013, 2642440, 2812920, 2906684, 3633355, 3963660, 4360026, 5813368, 7266710, 7927320, 8720052, 10900065, 14533420, 17440104, 21800130, 29066840, 43600260, 87200520]

約数ペア:

[(1, 87200520), (2, 43600260), (3, 29066840), (4, 21800130), (5, 17440104), (6, 14533420), (8, 10900065), (10, 8720052), (11, 7927320), (12, 7266710), (15, 5813368), (20, 4360026), (22, 3963660), (24, 3633355), (30, 2906684), (31, 2812920), (33, 2642440), (40, 2180013), (44, 1981830), (55, 1585464), (60, 1453342), (62, 1406460), (66, 1321220), (88, 990915), (93, 937640), (110, 792732), (120, 726671), (124, 703230), (132, 660610), (155, 562584), (165, 528488), (186, 468820), (220, 396366), (248, 351615), (264, 330305), (310, 281292), (330, 264244), (341, 255720), (372, 234410), (440, 198183), (465, 187528), (620, 140646), (660, 132122), (682, 127860), (744, 117205), (930, 93764), (1023, 85240), (1240, 70323), (1320, 66061), (1364, 63930), (1705, 51144), (1860, 46882), (2046, 42620), (2131, 40920), (2728, 31965), (3410, 25572), (3720, 23441), (4092, 21310), (4262, 20460), (5115, 17048), (6393, 13640), (6820, 12786), (8184, 10655), (8524, 10230)]