378234720

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{229}}^1$

素因数の和:318

約数の個数: 288

約数和(自身を含む): 1374347520

約数和(自身を除く): 996112800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 37, 40, 45, 48, 60, 62, 72, 74, 80, 90, 93, 96, 111, 120, 124, 144, 148, 155, 160, 180, 185, 186, 222, 229, 240, 248, 279, 288, 296, 310, 333, 360, 370, 372, 444, 458, 465, 480, 496, 555, 558, 592, 620, 666, 687, 720, 740, 744, 888, 916, 930, 992, 1110, 1116, 1145, 1147, 1184, 1240, 1332, 1374, 1395, 1440, 1480, 1488, 1665, 1776, 1832, 1860, 2061, 2220, 2232, 2290, 2294, 2480, 2664, 2748, 2790, 2960, 2976, 3330, 3435, 3441, 3552, 3664, 3720, 4122, 4440, 4464, 4580, 4588, 4960, 5328, 5496, 5580, 5735, 5920, 6660, 6870, 6882, 7099, 7328, 7440, 8244, 8473, 8880, 8928, 9160, 9176, 10305, 10323, 10656, 10992, 11160, 11470, 13320, 13740, 13764, 14198, 14880, 16488, 16946, 17205, 17760, 18320, 18352, 20610, 20646, 21297, 21984, 22320, 22940, 25419, 26640, 27480, 27528, 28396, 32976, 33892, 34410, 35495, 36640, 36704, 41220, 41292, 42365, 42594, 44640, 45880, 50838, 51615, 53280, 54960, 55056, 56792, 63891, 65952, 67784, 68820, 70990, 76257, 82440, 82584, 84730, 85188, 91760, 101676, 103230, 106485, 109920, 110112, 113584, 127095, 127782, 135568, 137640, 141980, 152514, 164880, 165168, 169460, 170376, 183520, 203352, 206460, 212970, 227168, 254190, 255564, 262663, 271136, 275280, 283960, 305028, 319455, 329760, 330336, 338920, 340752, 381285, 406704, 412920, 425940, 508380, 511128, 525326, 550560, 567920, 610056, 638910, 677840, 681504, 762570, 787989, 813408, 825840, 851880, 1016760, 1022256, 1050652, 1135840, 1220112, 1277820, 1313315, 1355680, 1525140, 1575978, 1651680, 1703760, 2033520, 2044512, 2101304, 2363967, 2440224, 2555640, 2626630, 3050280, 3151956, 3407520, 3939945, 4067040, 4202608, 4727934, 5111280, 5253260, 6100560, 6303912, 7879890, 8405216, 9455868, 10222560, 10506520, 11819835, 12201120, 12607824, 15759780, 18911736, 21013040, 23639670, 25215648, 31519560, 37823472, 42026080, 47279340, 63039120, 75646944, 94558680, 126078240, 189117360, 378234720]

約数ペア:

[(1, 378234720), (2, 189117360), (3, 126078240), (4, 94558680), (5, 75646944), (6, 63039120), (8, 47279340), (9, 42026080), (10, 37823472), (12, 31519560), (15, 25215648), (16, 23639670), (18, 21013040), (20, 18911736), (24, 15759780), (30, 12607824), (31, 12201120), (32, 11819835), (36, 10506520), (37, 10222560), (40, 9455868), (45, 8405216), (48, 7879890), (60, 6303912), (62, 6100560), (72, 5253260), (74, 5111280), (80, 4727934), (90, 4202608), (93, 4067040), (96, 3939945), (111, 3407520), (120, 3151956), (124, 3050280), (144, 2626630), (148, 2555640), (155, 2440224), (160, 2363967), (180, 2101304), (185, 2044512), (186, 2033520), (222, 1703760), (229, 1651680), (240, 1575978), (248, 1525140), (279, 1355680), (288, 1313315), (296, 1277820), (310, 1220112), (333, 1135840), (360, 1050652), (370, 1022256), (372, 1016760), (444, 851880), (458, 825840), (465, 813408), (480, 787989), (496, 762570), (555, 681504), (558, 677840), (592, 638910), (620, 610056), (666, 567920), (687, 550560), (720, 525326), (740, 511128), (744, 508380), (888, 425940), (916, 412920), (930, 406704), (992, 381285), (1110, 340752), (1116, 338920), (1145, 330336), (1147, 329760), (1184, 319455), (1240, 305028), (1332, 283960), (1374, 275280), (1395, 271136), (1440, 262663), (1480, 255564), (1488, 254190), (1665, 227168), (1776, 212970), (1832, 206460), (1860, 203352), (2061, 183520), (2220, 170376), (2232, 169460), (2290, 165168), (2294, 164880), (2480, 152514), (2664, 141980), (2748, 137640), (2790, 135568), (2960, 127782), (2976, 127095), (3330, 113584), (3435, 110112), (3441, 109920), (3552, 106485), (3664, 103230), (3720, 101676), (4122, 91760), (4440, 85188), (4464, 84730), (4580, 82584), (4588, 82440), (4960, 76257), (5328, 70990), (5496, 68820), (5580, 67784), (5735, 65952), (5920, 63891), (6660, 56792), (6870, 55056), (6882, 54960), (7099, 53280), (7328, 51615), (7440, 50838), (8244, 45880), (8473, 44640), (8880, 42594), (8928, 42365), (9160, 41292), (9176, 41220), (10305, 36704), (10323, 36640), (10656, 35495), (10992, 34410), (11160, 33892), (11470, 32976), (13320, 28396), (13740, 27528), (13764, 27480), (14198, 26640), (14880, 25419), (16488, 22940), (16946, 22320), (17205, 21984), (17760, 21297), (18320, 20646), (18352, 20610)]