2688064680

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{487}}^1\times {\mathrm{6571}}^1$

素因数の和:7079

約数の個数: 128

約数和(自身を含む): 9236551680

約数和(自身を除く): 6548487000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 487, 840, 974, 1461, 1948, 2435, 2922, 3409, 3896, 4870, 5844, 6571, 6818, 7305, 9740, 10227, 11688, 13142, 13636, 14610, 17045, 19480, 19713, 20454, 26284, 27272, 29220, 32855, 34090, 39426, 40908, 45997, 51135, 52568, 58440, 65710, 68180, 78852, 81816, 91994, 98565, 102270, 131420, 136360, 137991, 157704, 183988, 197130, 204540, 229985, 262840, 275982, 367976, 394260, 409080, 459970, 551964, 689955, 788520, 919940, 1103928, 1379910, 1839880, 2759820, 3200077, 5519640, 6400154, 9600231, 12800308, 16000385, 19200462, 22400539, 25600616, 32000770, 38400924, 44801078, 48001155, 64001540, 67201617, 76801848, 89602156, 96002310, 112002695, 128003080, 134403234, 179204312, 192004620, 224005390, 268806468, 336008085, 384009240, 448010780, 537612936, 672016170, 896021560, 1344032340, 2688064680]

約数ペア:

[(1, 2688064680), (2, 1344032340), (3, 896021560), (4, 672016170), (5, 537612936), (6, 448010780), (7, 384009240), (8, 336008085), (10, 268806468), (12, 224005390), (14, 192004620), (15, 179204312), (20, 134403234), (21, 128003080), (24, 112002695), (28, 96002310), (30, 89602156), (35, 76801848), (40, 67201617), (42, 64001540), (56, 48001155), (60, 44801078), (70, 38400924), (84, 32000770), (105, 25600616), (120, 22400539), (140, 19200462), (168, 16000385), (210, 12800308), (280, 9600231), (420, 6400154), (487, 5519640), (840, 3200077), (974, 2759820), (1461, 1839880), (1948, 1379910), (2435, 1103928), (2922, 919940), (3409, 788520), (3896, 689955), (4870, 551964), (5844, 459970), (6571, 409080), (6818, 394260), (7305, 367976), (9740, 275982), (10227, 262840), (11688, 229985), (13142, 204540), (13636, 197130), (14610, 183988), (17045, 157704), (19480, 137991), (19713, 136360), (20454, 131420), (26284, 102270), (27272, 98565), (29220, 91994), (32855, 81816), (34090, 78852), (39426, 68180), (40908, 65710), (45997, 58440), (51135, 52568)]