2155247520

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^2\times {\mathrm{281}}^1$

素因数の和:376

約数の個数: 288

約数和(自身を含む): 7427609280

約数和(自身を除く): 5272361760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 29, 30, 32, 38, 40, 48, 57, 58, 60, 76, 80, 87, 95, 96, 114, 116, 120, 145, 152, 160, 174, 190, 228, 232, 240, 281, 285, 290, 304, 348, 380, 435, 456, 464, 480, 551, 562, 570, 580, 608, 696, 760, 841, 843, 870, 912, 928, 1102, 1124, 1140, 1160, 1392, 1405, 1520, 1653, 1682, 1686, 1740, 1824, 2204, 2248, 2280, 2320, 2523, 2755, 2784, 2810, 3040, 3306, 3364, 3372, 3480, 4205, 4215, 4408, 4496, 4560, 4640, 5046, 5339, 5510, 5620, 6612, 6728, 6744, 6960, 8149, 8265, 8410, 8430, 8816, 8992, 9120, 10092, 10678, 11020, 11240, 12615, 13224, 13456, 13488, 13920, 15979, 16017, 16298, 16530, 16820, 16860, 17632, 20184, 21356, 22040, 22480, 24447, 25230, 26448, 26695, 26912, 26976, 31958, 32034, 32596, 33060, 33640, 33720, 40368, 40745, 42712, 44080, 44960, 47937, 48894, 50460, 52896, 53390, 63916, 64068, 65192, 66120, 67280, 67440, 79895, 80085, 80736, 81490, 85424, 88160, 95874, 97788, 100920, 106780, 122235, 127832, 128136, 130384, 132240, 134560, 134880, 154831, 159790, 160170, 162980, 170848, 191748, 195576, 201840, 213560, 236321, 239685, 244470, 255664, 256272, 260768, 264480, 309662, 319580, 320340, 325960, 383496, 391152, 403680, 427120, 464493, 472642, 479370, 488940, 511328, 512544, 619324, 639160, 640680, 651920, 708963, 766992, 774155, 782304, 854240, 928986, 945284, 958740, 977880, 1181605, 1238648, 1278320, 1281360, 1303840, 1417926, 1533984, 1548310, 1857972, 1890568, 1917480, 1955760, 2322465, 2363210, 2477296, 2556640, 2562720, 2835852, 3096620, 3544815, 3715944, 3781136, 3834960, 3911520, 4490099, 4644930, 4726420, 4954592, 5671704, 6193240, 7089630, 7431888, 7562272, 7669920, 8980198, 9289860, 9452840, 11343408, 12386480, 13470297, 14179260, 14863776, 17960396, 18579720, 18905680, 22450495, 22686816, 24772960, 26940594, 28358520, 35920792, 37159440, 37811360, 44900990, 53881188, 56717040, 67351485, 71841584, 74318880, 89801980, 107762376, 113434080, 134702970, 143683168, 179603960, 215524752, 269405940, 359207920, 431049504, 538811880, 718415840, 1077623760, 2155247520]

約数ペア:

[(1, 2155247520), (2, 1077623760), (3, 718415840), (4, 538811880), (5, 431049504), (6, 359207920), (8, 269405940), (10, 215524752), (12, 179603960), (15, 143683168), (16, 134702970), (19, 113434080), (20, 107762376), (24, 89801980), (29, 74318880), (30, 71841584), (32, 67351485), (38, 56717040), (40, 53881188), (48, 44900990), (57, 37811360), (58, 37159440), (60, 35920792), (76, 28358520), (80, 26940594), (87, 24772960), (95, 22686816), (96, 22450495), (114, 18905680), (116, 18579720), (120, 17960396), (145, 14863776), (152, 14179260), (160, 13470297), (174, 12386480), (190, 11343408), (228, 9452840), (232, 9289860), (240, 8980198), (281, 7669920), (285, 7562272), (290, 7431888), (304, 7089630), (348, 6193240), (380, 5671704), (435, 4954592), (456, 4726420), (464, 4644930), (480, 4490099), (551, 3911520), (562, 3834960), (570, 3781136), (580, 3715944), (608, 3544815), (696, 3096620), (760, 2835852), (841, 2562720), (843, 2556640), (870, 2477296), (912, 2363210), (928, 2322465), (1102, 1955760), (1124, 1917480), (1140, 1890568), (1160, 1857972), (1392, 1548310), (1405, 1533984), (1520, 1417926), (1653, 1303840), (1682, 1281360), (1686, 1278320), (1740, 1238648), (1824, 1181605), (2204, 977880), (2248, 958740), (2280, 945284), (2320, 928986), (2523, 854240), (2755, 782304), (2784, 774155), (2810, 766992), (3040, 708963), (3306, 651920), (3364, 640680), (3372, 639160), (3480, 619324), (4205, 512544), (4215, 511328), (4408, 488940), (4496, 479370), (4560, 472642), (4640, 464493), (5046, 427120), (5339, 403680), (5510, 391152), (5620, 383496), (6612, 325960), (6728, 320340), (6744, 319580), (6960, 309662), (8149, 264480), (8265, 260768), (8410, 256272), (8430, 255664), (8816, 244470), (8992, 239685), (9120, 236321), (10092, 213560), (10678, 201840), (11020, 195576), (11240, 191748), (12615, 170848), (13224, 162980), (13456, 160170), (13488, 159790), (13920, 154831), (15979, 134880), (16017, 134560), (16298, 132240), (16530, 130384), (16820, 128136), (16860, 127832), (17632, 122235), (20184, 106780), (21356, 100920), (22040, 97788), (22480, 95874), (24447, 88160), (25230, 85424), (26448, 81490), (26695, 80736), (26912, 80085), (26976, 79895), (31958, 67440), (32034, 67280), (32596, 66120), (33060, 65192), (33640, 64068), (33720, 63916), (40368, 53390), (40745, 52896), (42712, 50460), (44080, 48894), (44960, 47937)]