68428360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1709}}^1$

素因数の和:1751

約数の個数: 128

約数和(自身を含む): 206841600

約数和(自身を除く): 138413240

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 20, 22, 26, 28, 35, 40, 44, 52, 55, 56, 65, 70, 77, 88, 91, 104, 110, 130, 140, 143, 154, 182, 220, 260, 280, 286, 308, 364, 385, 440, 455, 520, 572, 616, 715, 728, 770, 910, 1001, 1144, 1430, 1540, 1709, 1820, 2002, 2860, 3080, 3418, 3640, 4004, 5005, 5720, 6836, 8008, 8545, 10010, 11963, 13672, 17090, 18799, 20020, 22217, 23926, 34180, 37598, 40040, 44434, 47852, 59815, 68360, 75196, 88868, 93995, 95704, 111085, 119630, 131593, 150392, 155519, 177736, 187990, 222170, 239260, 244387, 263186, 311038, 375980, 444340, 478520, 488774, 526372, 622076, 657965, 751960, 777595, 888680, 977548, 1052744, 1221935, 1244152, 1315930, 1555190, 1710709, 1955096, 2443870, 2631860, 3110380, 3421418, 4887740, 5263720, 6220760, 6842836, 8553545, 9775480, 13685672, 17107090, 34214180, 68428360]

約数ペア:

[(1, 68428360), (2, 34214180), (4, 17107090), (5, 13685672), (7, 9775480), (8, 8553545), (10, 6842836), (11, 6220760), (13, 5263720), (14, 4887740), (20, 3421418), (22, 3110380), (26, 2631860), (28, 2443870), (35, 1955096), (40, 1710709), (44, 1555190), (52, 1315930), (55, 1244152), (56, 1221935), (65, 1052744), (70, 977548), (77, 888680), (88, 777595), (91, 751960), (104, 657965), (110, 622076), (130, 526372), (140, 488774), (143, 478520), (154, 444340), (182, 375980), (220, 311038), (260, 263186), (280, 244387), (286, 239260), (308, 222170), (364, 187990), (385, 177736), (440, 155519), (455, 150392), (520, 131593), (572, 119630), (616, 111085), (715, 95704), (728, 93995), (770, 88868), (910, 75196), (1001, 68360), (1144, 59815), (1430, 47852), (1540, 44434), (1709, 40040), (1820, 37598), (2002, 34180), (2860, 23926), (3080, 22217), (3418, 20020), (3640, 18799), (4004, 17090), (5005, 13672), (5720, 11963), (6836, 10010), (8008, 8545)]