28119960

素因数分解:

$2^3\times 3^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{263}}^1$

素因数の和:300

約数の個数: 192

約数和(自身を含む): 103783680

約数和(自身を除く): 75663720

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, 243, 263, 264, 270, 297, 324, 330, 360, 396, 405, 440, 486, 495, 526, 540, 594, 648, 660, 789, 792, 810, 891, 972, 990, 1052, 1080, 1188, 1215, 1315, 1320, 1485, 1578, 1620, 1782, 1944, 1980, 2104, 2367, 2376, 2430, 2630, 2673, 2893, 2970, 3156, 3240, 3564, 3945, 3960, 4455, 4734, 4860, 5260, 5346, 5786, 5940, 6312, 7101, 7128, 7890, 8679, 8910, 9468, 9720, 10520, 10692, 11572, 11835, 11880, 13365, 14202, 14465, 15780, 17358, 17820, 18936, 21303, 21384, 23144, 23670, 26037, 26730, 28404, 28930, 31560, 34716, 35505, 35640, 42606, 43395, 47340, 52074, 53460, 56808, 57860, 63909, 69432, 71010, 78111, 85212, 86790, 94680, 104148, 106515, 106920, 115720, 127818, 130185, 142020, 156222, 170424, 173580, 208296, 213030, 234333, 255636, 260370, 284040, 312444, 319545, 347160, 390555, 426060, 468666, 511272, 520740, 624888, 639090, 702999, 781110, 852120, 937332, 1041480, 1171665, 1278180, 1405998, 1562220, 1874664, 2343330, 2556360, 2811996, 3124440, 3514995, 4686660, 5623992, 7029990, 9373320, 14059980, 28119960]

約数ペア:

[(1, 28119960), (2, 14059980), (3, 9373320), (4, 7029990), (5, 5623992), (6, 4686660), (8, 3514995), (9, 3124440), (10, 2811996), (11, 2556360), (12, 2343330), (15, 1874664), (18, 1562220), (20, 1405998), (22, 1278180), (24, 1171665), (27, 1041480), (30, 937332), (33, 852120), (36, 781110), (40, 702999), (44, 639090), (45, 624888), (54, 520740), (55, 511272), (60, 468666), (66, 426060), (72, 390555), (81, 347160), (88, 319545), (90, 312444), (99, 284040), (108, 260370), (110, 255636), (120, 234333), (132, 213030), (135, 208296), (162, 173580), (165, 170424), (180, 156222), (198, 142020), (216, 130185), (220, 127818), (243, 115720), (263, 106920), (264, 106515), (270, 104148), (297, 94680), (324, 86790), (330, 85212), (360, 78111), (396, 71010), (405, 69432), (440, 63909), (486, 57860), (495, 56808), (526, 53460), (540, 52074), (594, 47340), (648, 43395), (660, 42606), (789, 35640), (792, 35505), (810, 34716), (891, 31560), (972, 28930), (990, 28404), (1052, 26730), (1080, 26037), (1188, 23670), (1215, 23144), (1315, 21384), (1320, 21303), (1485, 18936), (1578, 17820), (1620, 17358), (1782, 15780), (1944, 14465), (1980, 14202), (2104, 13365), (2367, 11880), (2376, 11835), (2430, 11572), (2630, 10692), (2673, 10520), (2893, 9720), (2970, 9468), (3156, 8910), (3240, 8679), (3564, 7890), (3945, 7128), (3960, 7101), (4455, 6312), (4734, 5940), (4860, 5786), (5260, 5346)]