131509440

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{491}}^1$

素因数の和:548

約数の個数: 224

約数和(自身を含む): 479877120

約数和(自身を除く): 348367680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 32, 36, 40, 45, 48, 54, 60, 62, 64, 72, 80, 90, 93, 96, 108, 120, 124, 135, 144, 155, 160, 180, 186, 192, 216, 240, 248, 270, 279, 288, 310, 320, 360, 372, 432, 465, 480, 491, 496, 540, 558, 576, 620, 720, 744, 837, 864, 930, 960, 982, 992, 1080, 1116, 1240, 1395, 1440, 1473, 1488, 1674, 1728, 1860, 1964, 1984, 2160, 2232, 2455, 2480, 2790, 2880, 2946, 2976, 3348, 3720, 3928, 4185, 4320, 4419, 4464, 4910, 4960, 5580, 5892, 5952, 6696, 7365, 7440, 7856, 8370, 8640, 8838, 8928, 9820, 9920, 11160, 11784, 13257, 13392, 14730, 14880, 15221, 15712, 16740, 17676, 17856, 19640, 22095, 22320, 23568, 26514, 26784, 29460, 29760, 30442, 31424, 33480, 35352, 39280, 44190, 44640, 45663, 47136, 53028, 53568, 58920, 60884, 66285, 66960, 70704, 76105, 78560, 88380, 89280, 91326, 94272, 106056, 117840, 121768, 132570, 133920, 136989, 141408, 152210, 157120, 176760, 182652, 212112, 228315, 235680, 243536, 265140, 267840, 273978, 282816, 304420, 353520, 365304, 410967, 424224, 456630, 471360, 487072, 530280, 547956, 608840, 684945, 707040, 730608, 821934, 848448, 913260, 974144, 1060560, 1095912, 1217680, 1369890, 1414080, 1461216, 1643868, 1826520, 2054835, 2121120, 2191824, 2435360, 2739780, 2922432, 3287736, 3653040, 4109670, 4242240, 4383648, 4870720, 5479560, 6575472, 7306080, 8219340, 8767296, 10959120, 13150944, 14612160, 16438680, 21918240, 26301888, 32877360, 43836480, 65754720, 131509440]

約数ペア:

[(1, 131509440), (2, 65754720), (3, 43836480), (4, 32877360), (5, 26301888), (6, 21918240), (8, 16438680), (9, 14612160), (10, 13150944), (12, 10959120), (15, 8767296), (16, 8219340), (18, 7306080), (20, 6575472), (24, 5479560), (27, 4870720), (30, 4383648), (31, 4242240), (32, 4109670), (36, 3653040), (40, 3287736), (45, 2922432), (48, 2739780), (54, 2435360), (60, 2191824), (62, 2121120), (64, 2054835), (72, 1826520), (80, 1643868), (90, 1461216), (93, 1414080), (96, 1369890), (108, 1217680), (120, 1095912), (124, 1060560), (135, 974144), (144, 913260), (155, 848448), (160, 821934), (180, 730608), (186, 707040), (192, 684945), (216, 608840), (240, 547956), (248, 530280), (270, 487072), (279, 471360), (288, 456630), (310, 424224), (320, 410967), (360, 365304), (372, 353520), (432, 304420), (465, 282816), (480, 273978), (491, 267840), (496, 265140), (540, 243536), (558, 235680), (576, 228315), (620, 212112), (720, 182652), (744, 176760), (837, 157120), (864, 152210), (930, 141408), (960, 136989), (982, 133920), (992, 132570), (1080, 121768), (1116, 117840), (1240, 106056), (1395, 94272), (1440, 91326), (1473, 89280), (1488, 88380), (1674, 78560), (1728, 76105), (1860, 70704), (1964, 66960), (1984, 66285), (2160, 60884), (2232, 58920), (2455, 53568), (2480, 53028), (2790, 47136), (2880, 45663), (2946, 44640), (2976, 44190), (3348, 39280), (3720, 35352), (3928, 33480), (4185, 31424), (4320, 30442), (4419, 29760), (4464, 29460), (4910, 26784), (4960, 26514), (5580, 23568), (5892, 22320), (5952, 22095), (6696, 19640), (7365, 17856), (7440, 17676), (7856, 16740), (8370, 15712), (8640, 15221), (8838, 14880), (8928, 14730), (9820, 13392), (9920, 13257), (11160, 11784)]