639844920

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1381}}^1$

素因数の和:1428

約数の個数: 320

約数和(自身を含む): 2528396640

約数和(自身を除く): 1888551720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 13, 15, 18, 20, 22, 24, 26, 27, 30, 33, 36, 39, 40, 44, 45, 52, 54, 55, 60, 65, 66, 72, 78, 81, 88, 90, 99, 104, 108, 110, 117, 120, 130, 132, 135, 143, 156, 162, 165, 180, 195, 198, 216, 220, 234, 260, 264, 270, 286, 297, 312, 324, 330, 351, 360, 390, 396, 405, 429, 440, 468, 495, 520, 540, 572, 585, 594, 648, 660, 702, 715, 780, 792, 810, 858, 891, 936, 990, 1053, 1080, 1144, 1170, 1188, 1287, 1320, 1381, 1404, 1430, 1485, 1560, 1620, 1716, 1755, 1782, 1980, 2106, 2145, 2340, 2376, 2574, 2762, 2808, 2860, 2970, 3240, 3432, 3510, 3564, 3861, 3960, 4143, 4212, 4290, 4455, 4680, 5148, 5265, 5524, 5720, 5940, 6435, 6905, 7020, 7128, 7722, 8286, 8424, 8580, 8910, 10296, 10530, 11048, 11583, 11880, 12429, 12870, 13810, 14040, 15191, 15444, 16572, 17160, 17820, 17953, 19305, 20715, 21060, 23166, 24858, 25740, 27620, 30382, 30888, 33144, 35640, 35906, 37287, 38610, 41430, 42120, 45573, 46332, 49716, 51480, 53859, 55240, 57915, 60764, 62145, 71812, 74574, 75955, 77220, 82860, 89765, 91146, 92664, 99432, 107718, 111861, 115830, 121528, 124290, 136719, 143624, 149148, 151910, 154440, 161577, 165720, 179530, 182292, 186435, 197483, 215436, 223722, 227865, 231660, 248580, 269295, 273438, 298296, 303820, 323154, 359060, 364584, 372870, 394966, 410157, 430872, 447444, 455730, 463320, 484731, 497160, 538590, 546876, 559305, 592449, 607640, 646308, 683595, 718120, 745740, 789932, 807885, 820314, 894888, 911460, 969462, 987415, 1077180, 1093752, 1118610, 1184898, 1230471, 1292616, 1367190, 1454193, 1491480, 1579864, 1615770, 1640628, 1777347, 1822920, 1938924, 1974830, 2050785, 2154360, 2237220, 2369796, 2423655, 2460942, 2734380, 2908386, 2962245, 3231540, 3281256, 3554694, 3877848, 3949660, 4101570, 4474440, 4739592, 4847310, 4921884, 5332041, 5468760, 5816772, 5924490, 6152355, 6463080, 7109388, 7270965, 7899320, 8203140, 8886735, 9694620, 9843768, 10664082, 11633544, 11848980, 12304710, 14218776, 14541930, 15996123, 16406280, 17773470, 19389240, 21328164, 23697960, 24609420, 26660205, 29083860, 31992246, 35546940, 42656328, 49218840, 53320410, 58167720, 63984492, 71093880, 79980615, 106640820, 127968984, 159961230, 213281640, 319922460, 639844920]

約数ペア:

[(1, 639844920), (2, 319922460), (3, 213281640), (4, 159961230), (5, 127968984), (6, 106640820), (8, 79980615), (9, 71093880), (10, 63984492), (11, 58167720), (12, 53320410), (13, 49218840), (15, 42656328), (18, 35546940), (20, 31992246), (22, 29083860), (24, 26660205), (26, 24609420), (27, 23697960), (30, 21328164), (33, 19389240), (36, 17773470), (39, 16406280), (40, 15996123), (44, 14541930), (45, 14218776), (52, 12304710), (54, 11848980), (55, 11633544), (60, 10664082), (65, 9843768), (66, 9694620), (72, 8886735), (78, 8203140), (81, 7899320), (88, 7270965), (90, 7109388), (99, 6463080), (104, 6152355), (108, 5924490), (110, 5816772), (117, 5468760), (120, 5332041), (130, 4921884), (132, 4847310), (135, 4739592), (143, 4474440), (156, 4101570), (162, 3949660), (165, 3877848), (180, 3554694), (195, 3281256), (198, 3231540), (216, 2962245), (220, 2908386), (234, 2734380), (260, 2460942), (264, 2423655), (270, 2369796), (286, 2237220), (297, 2154360), (312, 2050785), (324, 1974830), (330, 1938924), (351, 1822920), (360, 1777347), (390, 1640628), (396, 1615770), (405, 1579864), (429, 1491480), (440, 1454193), (468, 1367190), (495, 1292616), (520, 1230471), (540, 1184898), (572, 1118610), (585, 1093752), (594, 1077180), (648, 987415), (660, 969462), (702, 911460), (715, 894888), (780, 820314), (792, 807885), (810, 789932), (858, 745740), (891, 718120), (936, 683595), (990, 646308), (1053, 607640), (1080, 592449), (1144, 559305), (1170, 546876), (1188, 538590), (1287, 497160), (1320, 484731), (1381, 463320), (1404, 455730), (1430, 447444), (1485, 430872), (1560, 410157), (1620, 394966), (1716, 372870), (1755, 364584), (1782, 359060), (1980, 323154), (2106, 303820), (2145, 298296), (2340, 273438), (2376, 269295), (2574, 248580), (2762, 231660), (2808, 227865), (2860, 223722), (2970, 215436), (3240, 197483), (3432, 186435), (3510, 182292), (3564, 179530), (3861, 165720), (3960, 161577), (4143, 154440), (4212, 151910), (4290, 149148), (4455, 143624), (4680, 136719), (5148, 124290), (5265, 121528), (5524, 115830), (5720, 111861), (5940, 107718), (6435, 99432), (6905, 92664), (7020, 91146), (7128, 89765), (7722, 82860), (8286, 77220), (8424, 75955), (8580, 74574), (8910, 71812), (10296, 62145), (10530, 60764), (11048, 57915), (11583, 55240), (11880, 53859), (12429, 51480), (12870, 49716), (13810, 46332), (14040, 45573), (15191, 42120), (15444, 41430), (16572, 38610), (17160, 37287), (17820, 35906), (17953, 35640), (19305, 33144), (20715, 30888), (21060, 30382), (23166, 27620), (24858, 25740)]