279246240

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2131}}^1$

素因数の和:2172

約数の個数: 288

約数和(自身を含む): 1173384576

約数和(自身を除く): 894138336

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 24, 26, 28, 30, 32, 35, 36, 39, 40, 42, 45, 48, 52, 56, 60, 63, 65, 70, 72, 78, 80, 84, 90, 91, 96, 104, 105, 112, 117, 120, 126, 130, 140, 144, 156, 160, 168, 180, 182, 195, 208, 210, 224, 234, 240, 252, 260, 273, 280, 288, 312, 315, 336, 360, 364, 390, 416, 420, 455, 468, 480, 504, 520, 546, 560, 585, 624, 630, 672, 720, 728, 780, 819, 840, 910, 936, 1008, 1040, 1092, 1120, 1170, 1248, 1260, 1365, 1440, 1456, 1560, 1638, 1680, 1820, 1872, 2016, 2080, 2131, 2184, 2340, 2520, 2730, 2912, 3120, 3276, 3360, 3640, 3744, 4095, 4262, 4368, 4680, 5040, 5460, 6240, 6393, 6552, 7280, 8190, 8524, 8736, 9360, 10080, 10655, 10920, 12786, 13104, 14560, 14917, 16380, 17048, 18720, 19179, 21310, 21840, 25572, 26208, 27703, 29834, 31965, 32760, 34096, 38358, 42620, 43680, 44751, 51144, 55406, 59668, 63930, 65520, 68192, 74585, 76716, 83109, 85240, 89502, 95895, 102288, 110812, 119336, 127860, 131040, 134253, 138515, 149170, 153432, 166218, 170480, 179004, 191790, 193921, 204576, 221624, 223755, 238672, 249327, 255720, 268506, 277030, 298340, 306864, 332436, 340960, 358008, 383580, 387842, 415545, 443248, 447510, 477344, 498654, 511440, 537012, 554060, 581763, 596680, 613728, 664872, 671265, 716016, 767160, 775684, 831090, 886496, 895020, 969605, 997308, 1022880, 1074024, 1108120, 1163526, 1193360, 1246635, 1329744, 1342530, 1432032, 1534320, 1551368, 1662180, 1745289, 1790040, 1939210, 1994616, 2148048, 2216240, 2327052, 2386720, 2493270, 2659488, 2685060, 2908815, 3068640, 3102736, 3324360, 3490578, 3580080, 3878420, 3989232, 4296096, 4432480, 4654104, 4986540, 5370120, 5817630, 6205472, 6648720, 6981156, 7160160, 7756840, 7978464, 8726445, 9308208, 9973080, 10740240, 11635260, 13297440, 13962312, 15513680, 17452890, 18616416, 19946160, 21480480, 23270520, 27924624, 31027360, 34905780, 39892320, 46541040, 55849248, 69811560, 93082080, 139623120, 279246240]

約数ペア:

[(1, 279246240), (2, 139623120), (3, 93082080), (4, 69811560), (5, 55849248), (6, 46541040), (7, 39892320), (8, 34905780), (9, 31027360), (10, 27924624), (12, 23270520), (13, 21480480), (14, 19946160), (15, 18616416), (16, 17452890), (18, 15513680), (20, 13962312), (21, 13297440), (24, 11635260), (26, 10740240), (28, 9973080), (30, 9308208), (32, 8726445), (35, 7978464), (36, 7756840), (39, 7160160), (40, 6981156), (42, 6648720), (45, 6205472), (48, 5817630), (52, 5370120), (56, 4986540), (60, 4654104), (63, 4432480), (65, 4296096), (70, 3989232), (72, 3878420), (78, 3580080), (80, 3490578), (84, 3324360), (90, 3102736), (91, 3068640), (96, 2908815), (104, 2685060), (105, 2659488), (112, 2493270), (117, 2386720), (120, 2327052), (126, 2216240), (130, 2148048), (140, 1994616), (144, 1939210), (156, 1790040), (160, 1745289), (168, 1662180), (180, 1551368), (182, 1534320), (195, 1432032), (208, 1342530), (210, 1329744), (224, 1246635), (234, 1193360), (240, 1163526), (252, 1108120), (260, 1074024), (273, 1022880), (280, 997308), (288, 969605), (312, 895020), (315, 886496), (336, 831090), (360, 775684), (364, 767160), (390, 716016), (416, 671265), (420, 664872), (455, 613728), (468, 596680), (480, 581763), (504, 554060), (520, 537012), (546, 511440), (560, 498654), (585, 477344), (624, 447510), (630, 443248), (672, 415545), (720, 387842), (728, 383580), (780, 358008), (819, 340960), (840, 332436), (910, 306864), (936, 298340), (1008, 277030), (1040, 268506), (1092, 255720), (1120, 249327), (1170, 238672), (1248, 223755), (1260, 221624), (1365, 204576), (1440, 193921), (1456, 191790), (1560, 179004), (1638, 170480), (1680, 166218), (1820, 153432), (1872, 149170), (2016, 138515), (2080, 134253), (2131, 131040), (2184, 127860), (2340, 119336), (2520, 110812), (2730, 102288), (2912, 95895), (3120, 89502), (3276, 85240), (3360, 83109), (3640, 76716), (3744, 74585), (4095, 68192), (4262, 65520), (4368, 63930), (4680, 59668), (5040, 55406), (5460, 51144), (6240, 44751), (6393, 43680), (6552, 42620), (7280, 38358), (8190, 34096), (8524, 32760), (8736, 31965), (9360, 29834), (10080, 27703), (10655, 26208), (10920, 25572), (12786, 21840), (13104, 21310), (14560, 19179), (14917, 18720), (16380, 17048)]