331217640

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{761}}^1$

素因数の和:825

約数の個数: 256

約数和(自身を含む): 1228953600

約数和(自身を除く): 897735960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 31, 36, 39, 40, 45, 52, 54, 60, 62, 65, 72, 78, 90, 93, 104, 108, 117, 120, 124, 130, 135, 155, 156, 180, 186, 195, 216, 234, 248, 260, 270, 279, 310, 312, 351, 360, 372, 390, 403, 465, 468, 520, 540, 558, 585, 620, 702, 744, 761, 780, 806, 837, 930, 936, 1080, 1116, 1170, 1209, 1240, 1395, 1404, 1522, 1560, 1612, 1674, 1755, 1860, 2015, 2232, 2283, 2340, 2418, 2790, 2808, 3044, 3224, 3348, 3510, 3627, 3720, 3805, 4030, 4185, 4566, 4680, 4836, 5580, 6045, 6088, 6696, 6849, 7020, 7254, 7610, 8060, 8370, 9132, 9672, 9893, 10881, 11160, 11415, 12090, 13698, 14040, 14508, 15220, 16120, 16740, 18135, 18264, 19786, 20547, 21762, 22830, 23591, 24180, 27396, 29016, 29679, 30440, 33480, 34245, 36270, 39572, 41094, 43524, 45660, 47182, 48360, 49465, 54405, 54792, 59358, 68490, 70773, 72540, 79144, 82188, 87048, 89037, 91320, 94364, 98930, 102735, 108810, 117955, 118716, 136980, 141546, 145080, 148395, 164376, 178074, 188728, 197860, 205470, 212319, 217620, 235910, 237432, 267111, 273960, 283092, 296790, 306683, 353865, 356148, 395720, 410940, 424638, 435240, 445185, 471820, 534222, 566184, 593580, 613366, 636957, 707730, 712296, 821880, 849276, 890370, 920049, 943640, 1061595, 1068444, 1187160, 1226732, 1273914, 1335555, 1415460, 1533415, 1698552, 1780740, 1840098, 2123190, 2136888, 2453464, 2547828, 2671110, 2760147, 2830920, 3066830, 3184785, 3561480, 3680196, 4246380, 4600245, 5095656, 5342220, 5520294, 6133660, 6369570, 7360392, 8280441, 8492760, 9200490, 10684440, 11040588, 12267320, 12739140, 13800735, 16560882, 18400980, 22081176, 25478280, 27601470, 33121764, 36801960, 41402205, 55202940, 66243528, 82804410, 110405880, 165608820, 331217640]

約数ペア:

[(1, 331217640), (2, 165608820), (3, 110405880), (4, 82804410), (5, 66243528), (6, 55202940), (8, 41402205), (9, 36801960), (10, 33121764), (12, 27601470), (13, 25478280), (15, 22081176), (18, 18400980), (20, 16560882), (24, 13800735), (26, 12739140), (27, 12267320), (30, 11040588), (31, 10684440), (36, 9200490), (39, 8492760), (40, 8280441), (45, 7360392), (52, 6369570), (54, 6133660), (60, 5520294), (62, 5342220), (65, 5095656), (72, 4600245), (78, 4246380), (90, 3680196), (93, 3561480), (104, 3184785), (108, 3066830), (117, 2830920), (120, 2760147), (124, 2671110), (130, 2547828), (135, 2453464), (155, 2136888), (156, 2123190), (180, 1840098), (186, 1780740), (195, 1698552), (216, 1533415), (234, 1415460), (248, 1335555), (260, 1273914), (270, 1226732), (279, 1187160), (310, 1068444), (312, 1061595), (351, 943640), (360, 920049), (372, 890370), (390, 849276), (403, 821880), (465, 712296), (468, 707730), (520, 636957), (540, 613366), (558, 593580), (585, 566184), (620, 534222), (702, 471820), (744, 445185), (761, 435240), (780, 424638), (806, 410940), (837, 395720), (930, 356148), (936, 353865), (1080, 306683), (1116, 296790), (1170, 283092), (1209, 273960), (1240, 267111), (1395, 237432), (1404, 235910), (1522, 217620), (1560, 212319), (1612, 205470), (1674, 197860), (1755, 188728), (1860, 178074), (2015, 164376), (2232, 148395), (2283, 145080), (2340, 141546), (2418, 136980), (2790, 118716), (2808, 117955), (3044, 108810), (3224, 102735), (3348, 98930), (3510, 94364), (3627, 91320), (3720, 89037), (3805, 87048), (4030, 82188), (4185, 79144), (4566, 72540), (4680, 70773), (4836, 68490), (5580, 59358), (6045, 54792), (6088, 54405), (6696, 49465), (6849, 48360), (7020, 47182), (7254, 45660), (7610, 43524), (8060, 41094), (8370, 39572), (9132, 36270), (9672, 34245), (9893, 33480), (10881, 30440), (11160, 29679), (11415, 29016), (12090, 27396), (13698, 24180), (14040, 23591), (14508, 22830), (15220, 21762), (16120, 20547), (16740, 19786), (18135, 18264)]