18765360

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{389}}^1$

素因数の和:475

約数の個数: 120

約数和(自身を含む): 64125360

約数和(自身を除く): 45360000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 67, 72, 80, 90, 120, 134, 144, 180, 201, 240, 268, 335, 360, 389, 402, 536, 603, 670, 720, 778, 804, 1005, 1072, 1167, 1206, 1340, 1556, 1608, 1945, 2010, 2334, 2412, 2680, 3015, 3112, 3216, 3501, 3890, 4020, 4668, 4824, 5360, 5835, 6030, 6224, 7002, 7780, 8040, 9336, 9648, 11670, 12060, 14004, 15560, 16080, 17505, 18672, 23340, 24120, 26063, 28008, 31120, 35010, 46680, 48240, 52126, 56016, 70020, 78189, 93360, 104252, 130315, 140040, 156378, 208504, 234567, 260630, 280080, 312756, 390945, 417008, 469134, 521260, 625512, 781890, 938268, 1042520, 1172835, 1251024, 1563780, 1876536, 2085040, 2345670, 3127560, 3753072, 4691340, 6255120, 9382680, 18765360]

約数ペア:

[(1, 18765360), (2, 9382680), (3, 6255120), (4, 4691340), (5, 3753072), (6, 3127560), (8, 2345670), (9, 2085040), (10, 1876536), (12, 1563780), (15, 1251024), (16, 1172835), (18, 1042520), (20, 938268), (24, 781890), (30, 625512), (36, 521260), (40, 469134), (45, 417008), (48, 390945), (60, 312756), (67, 280080), (72, 260630), (80, 234567), (90, 208504), (120, 156378), (134, 140040), (144, 130315), (180, 104252), (201, 93360), (240, 78189), (268, 70020), (335, 56016), (360, 52126), (389, 48240), (402, 46680), (536, 35010), (603, 31120), (670, 28008), (720, 26063), (778, 24120), (804, 23340), (1005, 18672), (1072, 17505), (1167, 16080), (1206, 15560), (1340, 14004), (1556, 12060), (1608, 11670), (1945, 9648), (2010, 9336), (2334, 8040), (2412, 7780), (2680, 7002), (3015, 6224), (3112, 6030), (3216, 5835), (3501, 5360), (3890, 4824), (4020, 4668)]