68013540

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{947}}^1$

素因数の和:991

約数の個数: 192

約数和(自身を含む): 254822400

約数和(自身を除く): 186808860

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 27, 28, 30, 35, 36, 38, 42, 45, 54, 57, 60, 63, 70, 76, 84, 90, 95, 105, 108, 114, 126, 133, 135, 140, 171, 180, 189, 190, 210, 228, 252, 266, 270, 285, 315, 342, 378, 380, 399, 420, 513, 532, 540, 570, 630, 665, 684, 756, 798, 855, 945, 947, 1026, 1140, 1197, 1260, 1330, 1596, 1710, 1890, 1894, 1995, 2052, 2394, 2565, 2660, 2841, 3420, 3591, 3780, 3788, 3990, 4735, 4788, 5130, 5682, 5985, 6629, 7182, 7980, 8523, 9470, 10260, 11364, 11970, 13258, 14205, 14364, 17046, 17955, 17993, 18940, 19887, 23940, 25569, 26516, 28410, 33145, 34092, 35910, 35986, 39774, 42615, 51138, 53979, 56820, 59661, 66290, 71820, 71972, 79548, 85230, 89965, 99435, 102276, 107958, 119322, 125951, 127845, 132580, 161937, 170460, 178983, 179930, 198870, 215916, 238644, 251902, 255690, 269895, 298305, 323874, 357966, 359860, 377853, 397740, 485811, 503804, 511380, 539790, 596610, 629755, 647748, 715932, 755706, 809685, 894915, 971622, 1079580, 1133559, 1193220, 1259510, 1511412, 1619370, 1789830, 1889265, 1943244, 2267118, 2429055, 2519020, 3238740, 3400677, 3579660, 3778530, 4534236, 4858110, 5667795, 6801354, 7557060, 9716220, 11335590, 13602708, 17003385, 22671180, 34006770, 68013540]

約数ペア:

[(1, 68013540), (2, 34006770), (3, 22671180), (4, 17003385), (5, 13602708), (6, 11335590), (7, 9716220), (9, 7557060), (10, 6801354), (12, 5667795), (14, 4858110), (15, 4534236), (18, 3778530), (19, 3579660), (20, 3400677), (21, 3238740), (27, 2519020), (28, 2429055), (30, 2267118), (35, 1943244), (36, 1889265), (38, 1789830), (42, 1619370), (45, 1511412), (54, 1259510), (57, 1193220), (60, 1133559), (63, 1079580), (70, 971622), (76, 894915), (84, 809685), (90, 755706), (95, 715932), (105, 647748), (108, 629755), (114, 596610), (126, 539790), (133, 511380), (135, 503804), (140, 485811), (171, 397740), (180, 377853), (189, 359860), (190, 357966), (210, 323874), (228, 298305), (252, 269895), (266, 255690), (270, 251902), (285, 238644), (315, 215916), (342, 198870), (378, 179930), (380, 178983), (399, 170460), (420, 161937), (513, 132580), (532, 127845), (540, 125951), (570, 119322), (630, 107958), (665, 102276), (684, 99435), (756, 89965), (798, 85230), (855, 79548), (945, 71972), (947, 71820), (1026, 66290), (1140, 59661), (1197, 56820), (1260, 53979), (1330, 51138), (1596, 42615), (1710, 39774), (1890, 35986), (1894, 35910), (1995, 34092), (2052, 33145), (2394, 28410), (2565, 26516), (2660, 25569), (2841, 23940), (3420, 19887), (3591, 18940), (3780, 17993), (3788, 17955), (3990, 17046), (4735, 14364), (4788, 14205), (5130, 13258), (5682, 11970), (5985, 11364), (6629, 10260), (7182, 9470), (7980, 8523)]