2811058920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{251887}}^1$

素因数の和:251935

約数の個数: 96

約数和(自身を含む): 9430686720

約数和(自身を除く): 6619627800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 40, 45, 60, 62, 72, 90, 93, 120, 124, 155, 180, 186, 248, 279, 310, 360, 372, 465, 558, 620, 744, 930, 1116, 1240, 1395, 1860, 2232, 2790, 3720, 5580, 11160, 251887, 503774, 755661, 1007548, 1259435, 1511322, 2015096, 2266983, 2518870, 3022644, 3778305, 4533966, 5037740, 6045288, 7556610, 7808497, 9067932, 10075480, 11334915, 15113220, 15616994, 18135864, 22669830, 23425491, 30226440, 31233988, 39042485, 45339660, 46850982, 62467976, 70276473, 78084970, 90679320, 93701964, 117127455, 140552946, 156169940, 187403928, 234254910, 281105892, 312339880, 351382365, 468509820, 562211784, 702764730, 937019640, 1405529460, 2811058920]

約数ペア:

[(1, 2811058920), (2, 1405529460), (3, 937019640), (4, 702764730), (5, 562211784), (6, 468509820), (8, 351382365), (9, 312339880), (10, 281105892), (12, 234254910), (15, 187403928), (18, 156169940), (20, 140552946), (24, 117127455), (30, 93701964), (31, 90679320), (36, 78084970), (40, 70276473), (45, 62467976), (60, 46850982), (62, 45339660), (72, 39042485), (90, 31233988), (93, 30226440), (120, 23425491), (124, 22669830), (155, 18135864), (180, 15616994), (186, 15113220), (248, 11334915), (279, 10075480), (310, 9067932), (360, 7808497), (372, 7556610), (465, 6045288), (558, 5037740), (620, 4533966), (744, 3778305), (930, 3022644), (1116, 2518870), (1240, 2266983), (1395, 2015096), (1860, 1511322), (2232, 1259435), (2790, 1007548), (3720, 755661), (5580, 503774), (11160, 251887)]