21847320

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{613}}^1$

素因数の和:647

約数の個数: 160

約数和(自身を含む): 80237520

約数和(自身を除く): 58390200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 54, 55, 60, 66, 72, 81, 88, 90, 99, 108, 110, 120, 132, 135, 162, 165, 180, 198, 216, 220, 264, 270, 297, 324, 330, 360, 396, 405, 440, 495, 540, 594, 613, 648, 660, 792, 810, 891, 990, 1080, 1188, 1226, 1320, 1485, 1620, 1782, 1839, 1980, 2376, 2452, 2970, 3065, 3240, 3564, 3678, 3960, 4455, 4904, 5517, 5940, 6130, 6743, 7128, 7356, 8910, 9195, 11034, 11880, 12260, 13486, 14712, 16551, 17820, 18390, 20229, 22068, 24520, 26972, 27585, 33102, 33715, 35640, 36780, 40458, 44136, 49653, 53944, 55170, 60687, 66204, 67430, 73560, 80916, 82755, 99306, 101145, 110340, 121374, 132408, 134860, 161832, 165510, 182061, 198612, 202290, 220680, 242748, 248265, 269720, 303435, 331020, 364122, 397224, 404580, 485496, 496530, 546183, 606870, 662040, 728244, 809160, 910305, 993060, 1092366, 1213740, 1456488, 1820610, 1986120, 2184732, 2427480, 2730915, 3641220, 4369464, 5461830, 7282440, 10923660, 21847320]

約数ペア:

[(1, 21847320), (2, 10923660), (3, 7282440), (4, 5461830), (5, 4369464), (6, 3641220), (8, 2730915), (9, 2427480), (10, 2184732), (11, 1986120), (12, 1820610), (15, 1456488), (18, 1213740), (20, 1092366), (22, 993060), (24, 910305), (27, 809160), (30, 728244), (33, 662040), (36, 606870), (40, 546183), (44, 496530), (45, 485496), (54, 404580), (55, 397224), (60, 364122), (66, 331020), (72, 303435), (81, 269720), (88, 248265), (90, 242748), (99, 220680), (108, 202290), (110, 198612), (120, 182061), (132, 165510), (135, 161832), (162, 134860), (165, 132408), (180, 121374), (198, 110340), (216, 101145), (220, 99306), (264, 82755), (270, 80916), (297, 73560), (324, 67430), (330, 66204), (360, 60687), (396, 55170), (405, 53944), (440, 49653), (495, 44136), (540, 40458), (594, 36780), (613, 35640), (648, 33715), (660, 33102), (792, 27585), (810, 26972), (891, 24520), (990, 22068), (1080, 20229), (1188, 18390), (1226, 17820), (1320, 16551), (1485, 14712), (1620, 13486), (1782, 12260), (1839, 11880), (1980, 11034), (2376, 9195), (2452, 8910), (2970, 7356), (3065, 7128), (3240, 6743), (3564, 6130), (3678, 5940), (3960, 5517), (4455, 4904)]