1918674720

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{3049}}^1$

素因数の和:3112

約数の個数: 288

約数和(自身を含む): 7194096000

約数和(自身を除く): 5275421280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 23, 24, 30, 32, 36, 38, 40, 45, 46, 48, 57, 60, 69, 72, 76, 80, 90, 92, 95, 96, 114, 115, 120, 138, 144, 152, 160, 171, 180, 184, 190, 207, 228, 230, 240, 276, 285, 288, 304, 342, 345, 360, 368, 380, 414, 437, 456, 460, 480, 552, 570, 608, 684, 690, 720, 736, 760, 828, 855, 874, 912, 920, 1035, 1104, 1140, 1311, 1368, 1380, 1440, 1520, 1656, 1710, 1748, 1824, 1840, 2070, 2185, 2208, 2280, 2622, 2736, 2760, 3040, 3049, 3312, 3420, 3496, 3680, 3933, 4140, 4370, 4560, 5244, 5472, 5520, 6098, 6555, 6624, 6840, 6992, 7866, 8280, 8740, 9120, 9147, 10488, 11040, 12196, 13110, 13680, 13984, 15245, 15732, 16560, 17480, 18294, 19665, 20976, 24392, 26220, 27360, 27441, 30490, 31464, 33120, 34960, 36588, 39330, 41952, 45735, 48784, 52440, 54882, 57931, 60980, 62928, 69920, 70127, 73176, 78660, 91470, 97568, 104880, 109764, 115862, 121960, 125856, 137205, 140254, 146352, 157320, 173793, 182940, 209760, 210381, 219528, 231724, 243920, 274410, 280508, 289655, 292704, 314640, 347586, 350635, 365880, 420762, 439056, 463448, 487840, 521379, 548820, 561016, 579310, 629280, 631143, 695172, 701270, 731760, 841524, 868965, 878112, 926896, 1042758, 1051905, 1097640, 1122032, 1158620, 1262286, 1332413, 1390344, 1402540, 1463520, 1683048, 1737930, 1853792, 2085516, 2103810, 2195280, 2244064, 2317240, 2524572, 2606895, 2664826, 2780688, 2805080, 3155715, 3366096, 3475860, 3997239, 4171032, 4207620, 4390560, 4634480, 5049144, 5213790, 5329652, 5561376, 5610160, 6311430, 6662065, 6732192, 6951720, 7994478, 8342064, 8415240, 9268960, 10098288, 10427580, 10659304, 11220320, 11991717, 12622860, 13324130, 13903440, 15988956, 16684128, 16830480, 19986195, 20196576, 20855160, 21318608, 23983434, 25245720, 26648260, 27806880, 31977912, 33660960, 39972390, 41710320, 42637216, 47966868, 50491440, 53296520, 59958585, 63955824, 79944780, 83420640, 95933736, 100982880, 106593040, 119917170, 127911648, 159889560, 191867472, 213186080, 239834340, 319779120, 383734944, 479668680, 639558240, 959337360, 1918674720]

約数ペア:

[(1, 1918674720), (2, 959337360), (3, 639558240), (4, 479668680), (5, 383734944), (6, 319779120), (8, 239834340), (9, 213186080), (10, 191867472), (12, 159889560), (15, 127911648), (16, 119917170), (18, 106593040), (19, 100982880), (20, 95933736), (23, 83420640), (24, 79944780), (30, 63955824), (32, 59958585), (36, 53296520), (38, 50491440), (40, 47966868), (45, 42637216), (46, 41710320), (48, 39972390), (57, 33660960), (60, 31977912), (69, 27806880), (72, 26648260), (76, 25245720), (80, 23983434), (90, 21318608), (92, 20855160), (95, 20196576), (96, 19986195), (114, 16830480), (115, 16684128), (120, 15988956), (138, 13903440), (144, 13324130), (152, 12622860), (160, 11991717), (171, 11220320), (180, 10659304), (184, 10427580), (190, 10098288), (207, 9268960), (228, 8415240), (230, 8342064), (240, 7994478), (276, 6951720), (285, 6732192), (288, 6662065), (304, 6311430), (342, 5610160), (345, 5561376), (360, 5329652), (368, 5213790), (380, 5049144), (414, 4634480), (437, 4390560), (456, 4207620), (460, 4171032), (480, 3997239), (552, 3475860), (570, 3366096), (608, 3155715), (684, 2805080), (690, 2780688), (720, 2664826), (736, 2606895), (760, 2524572), (828, 2317240), (855, 2244064), (874, 2195280), (912, 2103810), (920, 2085516), (1035, 1853792), (1104, 1737930), (1140, 1683048), (1311, 1463520), (1368, 1402540), (1380, 1390344), (1440, 1332413), (1520, 1262286), (1656, 1158620), (1710, 1122032), (1748, 1097640), (1824, 1051905), (1840, 1042758), (2070, 926896), (2185, 878112), (2208, 868965), (2280, 841524), (2622, 731760), (2736, 701270), (2760, 695172), (3040, 631143), (3049, 629280), (3312, 579310), (3420, 561016), (3496, 548820), (3680, 521379), (3933, 487840), (4140, 463448), (4370, 439056), (4560, 420762), (5244, 365880), (5472, 350635), (5520, 347586), (6098, 314640), (6555, 292704), (6624, 289655), (6840, 280508), (6992, 274410), (7866, 243920), (8280, 231724), (8740, 219528), (9120, 210381), (9147, 209760), (10488, 182940), (11040, 173793), (12196, 157320), (13110, 146352), (13680, 140254), (13984, 137205), (15245, 125856), (15732, 121960), (16560, 115862), (17480, 109764), (18294, 104880), (19665, 97568), (20976, 91470), (24392, 78660), (26220, 73176), (27360, 70127), (27441, 69920), (30490, 62928), (31464, 60980), (33120, 57931), (34960, 54882), (36588, 52440), (39330, 48784), (41952, 45735)]