1987298400

素因数分解:

$2^5\times 3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{26711}}^1$

素因数の和:26765

約数の個数: 144

約数和(自身を含む): 6677572608

約数和(自身を除く): 4690274208

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 31, 32, 40, 48, 50, 60, 62, 75, 80, 93, 96, 100, 120, 124, 150, 155, 160, 186, 200, 240, 248, 300, 310, 372, 400, 465, 480, 496, 600, 620, 744, 775, 800, 930, 992, 1200, 1240, 1488, 1550, 1860, 2325, 2400, 2480, 2976, 3100, 3720, 4650, 4960, 6200, 7440, 9300, 12400, 14880, 18600, 24800, 26711, 37200, 53422, 74400, 80133, 106844, 133555, 160266, 213688, 267110, 320532, 400665, 427376, 534220, 641064, 667775, 801330, 828041, 854752, 1068440, 1282128, 1335550, 1602660, 1656082, 2003325, 2136880, 2484123, 2564256, 2671100, 3205320, 3312164, 4006650, 4140205, 4273760, 4968246, 5342200, 6410640, 6624328, 8013300, 8280410, 9936492, 10684400, 12420615, 12821280, 13248656, 16026600, 16560820, 19872984, 20701025, 21368800, 24841230, 26497312, 32053200, 33121640, 39745968, 41402050, 49682460, 62103075, 64106400, 66243280, 79491936, 82804100, 99364920, 124206150, 132486560, 165608200, 198729840, 248412300, 331216400, 397459680, 496824600, 662432800, 993649200, 1987298400]

約数ペア:

[(1, 1987298400), (2, 993649200), (3, 662432800), (4, 496824600), (5, 397459680), (6, 331216400), (8, 248412300), (10, 198729840), (12, 165608200), (15, 132486560), (16, 124206150), (20, 99364920), (24, 82804100), (25, 79491936), (30, 66243280), (31, 64106400), (32, 62103075), (40, 49682460), (48, 41402050), (50, 39745968), (60, 33121640), (62, 32053200), (75, 26497312), (80, 24841230), (93, 21368800), (96, 20701025), (100, 19872984), (120, 16560820), (124, 16026600), (150, 13248656), (155, 12821280), (160, 12420615), (186, 10684400), (200, 9936492), (240, 8280410), (248, 8013300), (300, 6624328), (310, 6410640), (372, 5342200), (400, 4968246), (465, 4273760), (480, 4140205), (496, 4006650), (600, 3312164), (620, 3205320), (744, 2671100), (775, 2564256), (800, 2484123), (930, 2136880), (992, 2003325), (1200, 1656082), (1240, 1602660), (1488, 1335550), (1550, 1282128), (1860, 1068440), (2325, 854752), (2400, 828041), (2480, 801330), (2976, 667775), (3100, 641064), (3720, 534220), (4650, 427376), (4960, 400665), (6200, 320532), (7440, 267110), (9300, 213688), (12400, 160266), (14880, 133555), (18600, 106844), (24800, 80133), (26711, 74400), (37200, 53422)]