161454720

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{293}}^1$

素因数の和:363

約数の個数: 256

約数和(自身を含む): 604558080

約数和(自身を除く): 443103360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 41, 42, 48, 56, 60, 64, 70, 80, 82, 84, 96, 105, 112, 120, 123, 128, 140, 160, 164, 168, 192, 205, 210, 224, 240, 246, 280, 287, 293, 320, 328, 336, 384, 410, 420, 448, 480, 492, 560, 574, 586, 615, 640, 656, 672, 820, 840, 861, 879, 896, 960, 984, 1120, 1148, 1172, 1230, 1312, 1344, 1435, 1465, 1640, 1680, 1722, 1758, 1920, 1968, 2051, 2240, 2296, 2344, 2460, 2624, 2688, 2870, 2930, 3280, 3360, 3444, 3516, 3936, 4102, 4305, 4395, 4480, 4592, 4688, 4920, 5248, 5740, 5860, 6153, 6560, 6720, 6888, 7032, 7872, 8204, 8610, 8790, 9184, 9376, 9840, 10255, 11480, 11720, 12013, 12306, 13120, 13440, 13776, 14064, 15744, 16408, 17220, 17580, 18368, 18752, 19680, 20510, 22960, 23440, 24026, 24612, 26240, 27552, 28128, 30765, 32816, 34440, 35160, 36039, 36736, 37504, 39360, 41020, 45920, 46880, 48052, 49224, 55104, 56256, 60065, 61530, 65632, 68880, 70320, 72078, 78720, 82040, 84091, 91840, 93760, 96104, 98448, 110208, 112512, 120130, 123060, 131264, 137760, 140640, 144156, 164080, 168182, 180195, 183680, 187520, 192208, 196896, 240260, 246120, 252273, 262528, 275520, 281280, 288312, 328160, 336364, 360390, 384416, 393792, 420455, 480520, 492240, 504546, 551040, 562560, 576624, 656320, 672728, 720780, 768832, 787584, 840910, 961040, 984480, 1009092, 1153248, 1261365, 1312640, 1345456, 1441560, 1537664, 1681820, 1922080, 1968960, 2018184, 2306496, 2522730, 2690912, 2883120, 3363640, 3844160, 3937920, 4036368, 4612992, 5045460, 5381824, 5766240, 6727280, 7688320, 8072736, 10090920, 10763648, 11532480, 13454560, 16145472, 20181840, 23064960, 26909120, 32290944, 40363680, 53818240, 80727360, 161454720]

約数ペア:

[(1, 161454720), (2, 80727360), (3, 53818240), (4, 40363680), (5, 32290944), (6, 26909120), (7, 23064960), (8, 20181840), (10, 16145472), (12, 13454560), (14, 11532480), (15, 10763648), (16, 10090920), (20, 8072736), (21, 7688320), (24, 6727280), (28, 5766240), (30, 5381824), (32, 5045460), (35, 4612992), (40, 4036368), (41, 3937920), (42, 3844160), (48, 3363640), (56, 2883120), (60, 2690912), (64, 2522730), (70, 2306496), (80, 2018184), (82, 1968960), (84, 1922080), (96, 1681820), (105, 1537664), (112, 1441560), (120, 1345456), (123, 1312640), (128, 1261365), (140, 1153248), (160, 1009092), (164, 984480), (168, 961040), (192, 840910), (205, 787584), (210, 768832), (224, 720780), (240, 672728), (246, 656320), (280, 576624), (287, 562560), (293, 551040), (320, 504546), (328, 492240), (336, 480520), (384, 420455), (410, 393792), (420, 384416), (448, 360390), (480, 336364), (492, 328160), (560, 288312), (574, 281280), (586, 275520), (615, 262528), (640, 252273), (656, 246120), (672, 240260), (820, 196896), (840, 192208), (861, 187520), (879, 183680), (896, 180195), (960, 168182), (984, 164080), (1120, 144156), (1148, 140640), (1172, 137760), (1230, 131264), (1312, 123060), (1344, 120130), (1435, 112512), (1465, 110208), (1640, 98448), (1680, 96104), (1722, 93760), (1758, 91840), (1920, 84091), (1968, 82040), (2051, 78720), (2240, 72078), (2296, 70320), (2344, 68880), (2460, 65632), (2624, 61530), (2688, 60065), (2870, 56256), (2930, 55104), (3280, 49224), (3360, 48052), (3444, 46880), (3516, 45920), (3936, 41020), (4102, 39360), (4305, 37504), (4395, 36736), (4480, 36039), (4592, 35160), (4688, 34440), (4920, 32816), (5248, 30765), (5740, 28128), (5860, 27552), (6153, 26240), (6560, 24612), (6720, 24026), (6888, 23440), (7032, 22960), (7872, 20510), (8204, 19680), (8610, 18752), (8790, 18368), (9184, 17580), (9376, 17220), (9840, 16408), (10255, 15744), (11480, 14064), (11720, 13776), (12013, 13440), (12306, 13120)]