8140860

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1$

素因数の和:113

約数の個数: 216

約数和(自身を含む): 31370976

約数和(自身を除く): 23230116

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 49, 52, 60, 63, 65, 70, 71, 78, 84, 90, 91, 98, 105, 117, 126, 130, 140, 142, 147, 156, 180, 182, 195, 196, 210, 213, 234, 245, 252, 260, 273, 284, 294, 315, 355, 364, 390, 420, 426, 441, 455, 468, 490, 497, 546, 585, 588, 630, 637, 639, 710, 735, 780, 819, 852, 882, 910, 923, 980, 994, 1065, 1092, 1170, 1260, 1274, 1278, 1365, 1420, 1470, 1491, 1638, 1764, 1820, 1846, 1911, 1988, 2130, 2205, 2340, 2485, 2548, 2556, 2730, 2769, 2940, 2982, 3185, 3195, 3276, 3479, 3692, 3822, 4095, 4260, 4410, 4473, 4615, 4970, 5460, 5538, 5733, 5964, 6370, 6390, 6461, 6958, 7455, 7644, 8190, 8307, 8820, 8946, 9230, 9555, 9940, 10437, 11076, 11466, 12740, 12780, 12922, 13845, 13916, 14910, 16380, 16614, 17395, 17892, 18460, 19110, 19383, 20874, 22365, 22932, 25844, 27690, 28665, 29820, 31311, 32305, 33228, 34790, 38220, 38766, 41535, 41748, 44730, 45227, 52185, 55380, 57330, 58149, 62622, 64610, 69580, 77532, 83070, 89460, 90454, 96915, 104370, 114660, 116298, 125244, 129220, 135681, 156555, 166140, 180908, 193830, 208740, 226135, 232596, 271362, 290745, 313110, 387660, 407043, 452270, 542724, 581490, 626220, 678405, 814086, 904540, 1162980, 1356810, 1628172, 2035215, 2713620, 4070430, 8140860]

約数ペア:

[(1, 8140860), (2, 4070430), (3, 2713620), (4, 2035215), (5, 1628172), (6, 1356810), (7, 1162980), (9, 904540), (10, 814086), (12, 678405), (13, 626220), (14, 581490), (15, 542724), (18, 452270), (20, 407043), (21, 387660), (26, 313110), (28, 290745), (30, 271362), (35, 232596), (36, 226135), (39, 208740), (42, 193830), (45, 180908), (49, 166140), (52, 156555), (60, 135681), (63, 129220), (65, 125244), (70, 116298), (71, 114660), (78, 104370), (84, 96915), (90, 90454), (91, 89460), (98, 83070), (105, 77532), (117, 69580), (126, 64610), (130, 62622), (140, 58149), (142, 57330), (147, 55380), (156, 52185), (180, 45227), (182, 44730), (195, 41748), (196, 41535), (210, 38766), (213, 38220), (234, 34790), (245, 33228), (252, 32305), (260, 31311), (273, 29820), (284, 28665), (294, 27690), (315, 25844), (355, 22932), (364, 22365), (390, 20874), (420, 19383), (426, 19110), (441, 18460), (455, 17892), (468, 17395), (490, 16614), (497, 16380), (546, 14910), (585, 13916), (588, 13845), (630, 12922), (637, 12780), (639, 12740), (710, 11466), (735, 11076), (780, 10437), (819, 9940), (852, 9555), (882, 9230), (910, 8946), (923, 8820), (980, 8307), (994, 8190), (1065, 7644), (1092, 7455), (1170, 6958), (1260, 6461), (1274, 6390), (1278, 6370), (1365, 5964), (1420, 5733), (1470, 5538), (1491, 5460), (1638, 4970), (1764, 4615), (1820, 4473), (1846, 4410), (1911, 4260), (1988, 4095), (2130, 3822), (2205, 3692), (2340, 3479), (2485, 3276), (2548, 3195), (2556, 3185), (2730, 2982), (2769, 2940)]