394528320

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{491}}^1$

素因数の和:551

約数の個数: 280

約数和(自身を含む): 1451628288

約数和(自身を除く): 1057099968

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, 81, 90, 93, 96, 108, 120, 124, 135, 144, 155, 160, 162, 180, 186, 192, 216, 240, 248, 270, 279, 288, 310, 320, 324, 360, 372, 405, 432, 465, 480, 491, 496, 540, 558, 576, 620, 648, 720, 744, 810, 837, 864, 930, 960, 982, 992, 1080, 1116, 1240, 1296, 1395, 1440, 1473, 1488, 1620, 1674, 1728, 1860, 1964, 1984, 2160, 2232, 2455, 2480, 2511, 2592, 2790, 2880, 2946, 2976, 3240, 3348, 3720, 3928, 4185, 4320, 4419, 4464, 4910, 4960, 5022, 5184, 5580, 5892, 5952, 6480, 6696, 7365, 7440, 7856, 8370, 8640, 8838, 8928, 9820, 9920, 10044, 11160, 11784, 12555, 12960, 13257, 13392, 14730, 14880, 15221, 15712, 16740, 17676, 17856, 19640, 20088, 22095, 22320, 23568, 25110, 25920, 26514, 26784, 29460, 29760, 30442, 31424, 33480, 35352, 39280, 39771, 40176, 44190, 44640, 45663, 47136, 50220, 53028, 53568, 58920, 60884, 66285, 66960, 70704, 76105, 78560, 79542, 80352, 88380, 89280, 91326, 94272, 100440, 106056, 117840, 121768, 132570, 133920, 136989, 141408, 152210, 157120, 159084, 160704, 176760, 182652, 198855, 200880, 212112, 228315, 235680, 243536, 265140, 267840, 273978, 282816, 304420, 318168, 353520, 365304, 397710, 401760, 410967, 424224, 456630, 471360, 487072, 530280, 547956, 608840, 636336, 684945, 707040, 730608, 795420, 803520, 821934, 848448, 913260, 974144, 1060560, 1095912, 1217680, 1232901, 1272672, 1369890, 1414080, 1461216, 1590840, 1643868, 1826520, 2054835, 2121120, 2191824, 2435360, 2465802, 2545344, 2739780, 2922432, 3181680, 3287736, 3653040, 4109670, 4242240, 4383648, 4870720, 4931604, 5479560, 6164505, 6363360, 6575472, 7306080, 8219340, 8767296, 9863208, 10959120, 12329010, 12726720, 13150944, 14612160, 16438680, 19726416, 21918240, 24658020, 26301888, 32877360, 39452832, 43836480, 49316040, 65754720, 78905664, 98632080, 131509440, 197264160, 394528320]

約数ペア:

[(1, 394528320), (2, 197264160), (3, 131509440), (4, 98632080), (5, 78905664), (6, 65754720), (8, 49316040), (9, 43836480), (10, 39452832), (12, 32877360), (15, 26301888), (16, 24658020), (18, 21918240), (20, 19726416), (24, 16438680), (27, 14612160), (30, 13150944), (31, 12726720), (32, 12329010), (36, 10959120), (40, 9863208), (45, 8767296), (48, 8219340), (54, 7306080), (60, 6575472), (62, 6363360), (64, 6164505), (72, 5479560), (80, 4931604), (81, 4870720), (90, 4383648), (93, 4242240), (96, 4109670), (108, 3653040), (120, 3287736), (124, 3181680), (135, 2922432), (144, 2739780), (155, 2545344), (160, 2465802), (162, 2435360), (180, 2191824), (186, 2121120), (192, 2054835), (216, 1826520), (240, 1643868), (248, 1590840), (270, 1461216), (279, 1414080), (288, 1369890), (310, 1272672), (320, 1232901), (324, 1217680), (360, 1095912), (372, 1060560), (405, 974144), (432, 913260), (465, 848448), (480, 821934), (491, 803520), (496, 795420), (540, 730608), (558, 707040), (576, 684945), (620, 636336), (648, 608840), (720, 547956), (744, 530280), (810, 487072), (837, 471360), (864, 456630), (930, 424224), (960, 410967), (982, 401760), (992, 397710), (1080, 365304), (1116, 353520), (1240, 318168), (1296, 304420), (1395, 282816), (1440, 273978), (1473, 267840), (1488, 265140), (1620, 243536), (1674, 235680), (1728, 228315), (1860, 212112), (1964, 200880), (1984, 198855), (2160, 182652), (2232, 176760), (2455, 160704), (2480, 159084), (2511, 157120), (2592, 152210), (2790, 141408), (2880, 136989), (2946, 133920), (2976, 132570), (3240, 121768), (3348, 117840), (3720, 106056), (3928, 100440), (4185, 94272), (4320, 91326), (4419, 89280), (4464, 88380), (4910, 80352), (4960, 79542), (5022, 78560), (5184, 76105), (5580, 70704), (5892, 66960), (5952, 66285), (6480, 60884), (6696, 58920), (7365, 53568), (7440, 53028), (7856, 50220), (8370, 47136), (8640, 45663), (8838, 44640), (8928, 44190), (9820, 40176), (9920, 39771), (10044, 39280), (11160, 35352), (11784, 33480), (12555, 31424), (12960, 30442), (13257, 29760), (13392, 29460), (14730, 26784), (14880, 26514), (15221, 25920), (15712, 25110), (16740, 23568), (17676, 22320), (17856, 22095), (19640, 20088)]