28761480

素因数分解:

$2^3\times 3^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{269}}^1$

素因数の和:306

約数の個数: 192

約数和(自身を含む): 106142400

約数和(自身を除く): 77380920

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, 264, 269, 270, 297, 324, 330, 360, 396, 405, 440, 486, 495, 538, 540, 594, 648, 660, 792, 807, 810, 891, 972, 990, 1076, 1080, 1188, 1215, 1320, 1345, 1485, 1614, 1620, 1782, 1944, 1980, 2152, 2376, 2421, 2430, 2673, 2690, 2959, 2970, 3228, 3240, 3564, 3960, 4035, 4455, 4842, 4860, 5346, 5380, 5918, 5940, 6456, 7128, 7263, 8070, 8877, 8910, 9684, 9720, 10692, 10760, 11836, 11880, 12105, 13365, 14526, 14795, 16140, 17754, 17820, 19368, 21384, 21789, 23672, 24210, 26631, 26730, 29052, 29590, 32280, 35508, 35640, 36315, 43578, 44385, 48420, 53262, 53460, 58104, 59180, 65367, 71016, 72630, 79893, 87156, 88770, 96840, 106524, 106920, 108945, 118360, 130734, 133155, 145260, 159786, 174312, 177540, 213048, 217890, 239679, 261468, 266310, 290520, 319572, 326835, 355080, 399465, 435780, 479358, 522936, 532620, 639144, 653670, 719037, 798930, 871560, 958716, 1065240, 1198395, 1307340, 1438074, 1597860, 1917432, 2396790, 2614680, 2876148, 3195720, 3595185, 4793580, 5752296, 7190370, 9587160, 14380740, 28761480]

約数ペア:

[(1, 28761480), (2, 14380740), (3, 9587160), (4, 7190370), (5, 5752296), (6, 4793580), (8, 3595185), (9, 3195720), (10, 2876148), (11, 2614680), (12, 2396790), (15, 1917432), (18, 1597860), (20, 1438074), (22, 1307340), (24, 1198395), (27, 1065240), (30, 958716), (33, 871560), (36, 798930), (40, 719037), (44, 653670), (45, 639144), (54, 532620), (55, 522936), (60, 479358), (66, 435780), (72, 399465), (81, 355080), (88, 326835), (90, 319572), (99, 290520), (108, 266310), (110, 261468), (120, 239679), (132, 217890), (135, 213048), (162, 177540), (165, 174312), (180, 159786), (198, 145260), (216, 133155), (220, 130734), (243, 118360), (264, 108945), (269, 106920), (270, 106524), (297, 96840), (324, 88770), (330, 87156), (360, 79893), (396, 72630), (405, 71016), (440, 65367), (486, 59180), (495, 58104), (538, 53460), (540, 53262), (594, 48420), (648, 44385), (660, 43578), (792, 36315), (807, 35640), (810, 35508), (891, 32280), (972, 29590), (990, 29052), (1076, 26730), (1080, 26631), (1188, 24210), (1215, 23672), (1320, 21789), (1345, 21384), (1485, 19368), (1614, 17820), (1620, 17754), (1782, 16140), (1944, 14795), (1980, 14526), (2152, 13365), (2376, 12105), (2421, 11880), (2430, 11836), (2673, 10760), (2690, 10692), (2959, 9720), (2970, 9684), (3228, 8910), (3240, 8877), (3564, 8070), (3960, 7263), (4035, 7128), (4455, 6456), (4842, 5940), (4860, 5918), (5346, 5380)]