18610680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{613}}^1$

素因数の和:661

約数の個数: 128

約数和(自身を含む): 63659520

約数和(自身を除く): 45048840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 23, 24, 30, 33, 40, 44, 46, 55, 60, 66, 69, 88, 92, 110, 115, 120, 132, 138, 165, 184, 220, 230, 253, 264, 276, 330, 345, 440, 460, 506, 552, 613, 660, 690, 759, 920, 1012, 1226, 1265, 1320, 1380, 1518, 1839, 2024, 2452, 2530, 2760, 3036, 3065, 3678, 3795, 4904, 5060, 6072, 6130, 6743, 7356, 7590, 9195, 10120, 12260, 13486, 14099, 14712, 15180, 18390, 20229, 24520, 26972, 28198, 30360, 33715, 36780, 40458, 42297, 53944, 56396, 67430, 70495, 73560, 80916, 84594, 101145, 112792, 134860, 140990, 155089, 161832, 169188, 202290, 211485, 269720, 281980, 310178, 338376, 404580, 422970, 465267, 563960, 620356, 775445, 809160, 845940, 930534, 1240712, 1550890, 1691880, 1861068, 2326335, 3101780, 3722136, 4652670, 6203560, 9305340, 18610680]

約数ペア:

[(1, 18610680), (2, 9305340), (3, 6203560), (4, 4652670), (5, 3722136), (6, 3101780), (8, 2326335), (10, 1861068), (11, 1691880), (12, 1550890), (15, 1240712), (20, 930534), (22, 845940), (23, 809160), (24, 775445), (30, 620356), (33, 563960), (40, 465267), (44, 422970), (46, 404580), (55, 338376), (60, 310178), (66, 281980), (69, 269720), (88, 211485), (92, 202290), (110, 169188), (115, 161832), (120, 155089), (132, 140990), (138, 134860), (165, 112792), (184, 101145), (220, 84594), (230, 80916), (253, 73560), (264, 70495), (276, 67430), (330, 56396), (345, 53944), (440, 42297), (460, 40458), (506, 36780), (552, 33715), (613, 30360), (660, 28198), (690, 26972), (759, 24520), (920, 20229), (1012, 18390), (1226, 15180), (1265, 14712), (1320, 14099), (1380, 13486), (1518, 12260), (1839, 10120), (2024, 9195), (2452, 7590), (2530, 7356), (2760, 6743), (3036, 6130), (3065, 6072), (3678, 5060), (3795, 4904)]