18641040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{307}}^1$

素因数の和:357

約数の個数: 160

約数和(自身を含む): 65995776

約数和(自身を除く): 47354736

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 23, 24, 30, 33, 40, 44, 46, 48, 55, 60, 66, 69, 80, 88, 92, 110, 115, 120, 132, 138, 165, 176, 184, 220, 230, 240, 253, 264, 276, 307, 330, 345, 368, 440, 460, 506, 528, 552, 614, 660, 690, 759, 880, 920, 921, 1012, 1104, 1228, 1265, 1320, 1380, 1518, 1535, 1840, 1842, 2024, 2456, 2530, 2640, 2760, 3036, 3070, 3377, 3684, 3795, 4048, 4605, 4912, 5060, 5520, 6072, 6140, 6754, 7061, 7368, 7590, 9210, 10120, 10131, 12144, 12280, 13508, 14122, 14736, 15180, 16885, 18420, 20240, 20262, 21183, 24560, 27016, 28244, 30360, 33770, 35305, 36840, 40524, 42366, 50655, 54032, 56488, 60720, 67540, 70610, 73680, 77671, 81048, 84732, 101310, 105915, 112976, 135080, 141220, 155342, 162096, 169464, 202620, 211830, 233013, 270160, 282440, 310684, 338928, 388355, 405240, 423660, 466026, 564880, 621368, 776710, 810480, 847320, 932052, 1165065, 1242736, 1553420, 1694640, 1864104, 2330130, 3106840, 3728208, 4660260, 6213680, 9320520, 18641040]

約数ペア:

[(1, 18641040), (2, 9320520), (3, 6213680), (4, 4660260), (5, 3728208), (6, 3106840), (8, 2330130), (10, 1864104), (11, 1694640), (12, 1553420), (15, 1242736), (16, 1165065), (20, 932052), (22, 847320), (23, 810480), (24, 776710), (30, 621368), (33, 564880), (40, 466026), (44, 423660), (46, 405240), (48, 388355), (55, 338928), (60, 310684), (66, 282440), (69, 270160), (80, 233013), (88, 211830), (92, 202620), (110, 169464), (115, 162096), (120, 155342), (132, 141220), (138, 135080), (165, 112976), (176, 105915), (184, 101310), (220, 84732), (230, 81048), (240, 77671), (253, 73680), (264, 70610), (276, 67540), (307, 60720), (330, 56488), (345, 54032), (368, 50655), (440, 42366), (460, 40524), (506, 36840), (528, 35305), (552, 33770), (614, 30360), (660, 28244), (690, 27016), (759, 24560), (880, 21183), (920, 20262), (921, 20240), (1012, 18420), (1104, 16885), (1228, 15180), (1265, 14736), (1320, 14122), (1380, 13508), (1518, 12280), (1535, 12144), (1840, 10131), (1842, 10120), (2024, 9210), (2456, 7590), (2530, 7368), (2640, 7061), (2760, 6754), (3036, 6140), (3070, 6072), (3377, 5520), (3684, 5060), (3795, 4912), (4048, 4605)]