2840640

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{269}}^1$

素因数の和:300

約数の個数: 112

約数和(自身を含む): 9875520

約数和(自身を除く): 7034880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 64, 66, 80, 88, 96, 110, 120, 132, 160, 165, 176, 192, 220, 240, 264, 269, 320, 330, 352, 440, 480, 528, 538, 660, 704, 807, 880, 960, 1056, 1076, 1320, 1345, 1614, 1760, 2112, 2152, 2640, 2690, 2959, 3228, 3520, 4035, 4304, 5280, 5380, 5918, 6456, 8070, 8608, 8877, 10560, 10760, 11836, 12912, 14795, 16140, 17216, 17754, 21520, 23672, 25824, 29590, 32280, 35508, 43040, 44385, 47344, 51648, 59180, 64560, 71016, 86080, 88770, 94688, 118360, 129120, 142032, 177540, 189376, 236720, 258240, 284064, 355080, 473440, 568128, 710160, 946880, 1420320, 2840640]

約数ペア:

[(1, 2840640), (2, 1420320), (3, 946880), (4, 710160), (5, 568128), (6, 473440), (8, 355080), (10, 284064), (11, 258240), (12, 236720), (15, 189376), (16, 177540), (20, 142032), (22, 129120), (24, 118360), (30, 94688), (32, 88770), (33, 86080), (40, 71016), (44, 64560), (48, 59180), (55, 51648), (60, 47344), (64, 44385), (66, 43040), (80, 35508), (88, 32280), (96, 29590), (110, 25824), (120, 23672), (132, 21520), (160, 17754), (165, 17216), (176, 16140), (192, 14795), (220, 12912), (240, 11836), (264, 10760), (269, 10560), (320, 8877), (330, 8608), (352, 8070), (440, 6456), (480, 5918), (528, 5380), (538, 5280), (660, 4304), (704, 4035), (807, 3520), (880, 3228), (960, 2959), (1056, 2690), (1076, 2640), (1320, 2152), (1345, 2112), (1614, 1760)]