71837920

素因数分解:

$2^5\times 5^1\times 7^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1$

素因数の和:71

約数の個数: 240

約数和(自身を含む): 228696048

約数和(自身を除く): 156858128

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 17, 20, 22, 28, 32, 34, 35, 40, 44, 49, 55, 56, 68, 70, 77, 80, 85, 88, 98, 110, 112, 119, 136, 140, 154, 160, 170, 176, 187, 196, 220, 224, 238, 245, 272, 280, 308, 340, 343, 352, 374, 385, 392, 440, 476, 490, 539, 544, 560, 595, 616, 680, 686, 748, 770, 784, 833, 880, 935, 952, 980, 1078, 1120, 1190, 1232, 1309, 1360, 1372, 1496, 1540, 1568, 1666, 1715, 1760, 1870, 1904, 1960, 2156, 2380, 2401, 2464, 2618, 2695, 2720, 2744, 2992, 3080, 3332, 3430, 3740, 3773, 3808, 3920, 4165, 4312, 4760, 4802, 5236, 5390, 5488, 5831, 5984, 6160, 6545, 6664, 6860, 7480, 7546, 7840, 8330, 8624, 9163, 9520, 9604, 10472, 10780, 10976, 11662, 12005, 12320, 13090, 13328, 13720, 14960, 15092, 16660, 17248, 18326, 18865, 19040, 19208, 20944, 21560, 23324, 24010, 26180, 26411, 26656, 27440, 29155, 29920, 30184, 33320, 36652, 37730, 38416, 40817, 41888, 43120, 45815, 46648, 48020, 52360, 52822, 54880, 58310, 60368, 64141, 66640, 73304, 75460, 76832, 81634, 86240, 91630, 93296, 96040, 104720, 105644, 116620, 120736, 128282, 132055, 133280, 146608, 150920, 163268, 183260, 186592, 192080, 204085, 209440, 211288, 233240, 256564, 264110, 293216, 301840, 320705, 326536, 366520, 384160, 408170, 422576, 448987, 466480, 513128, 528220, 603680, 641410, 653072, 733040, 816340, 845152, 897974, 932960, 1026256, 1056440, 1282820, 1306144, 1466080, 1632680, 1795948, 2052512, 2112880, 2244935, 2565640, 3265360, 3591896, 4225760, 4489870, 5131280, 6530720, 7183792, 8979740, 10262560, 14367584, 17959480, 35918960, 71837920]

約数ペア:

[(1, 71837920), (2, 35918960), (4, 17959480), (5, 14367584), (7, 10262560), (8, 8979740), (10, 7183792), (11, 6530720), (14, 5131280), (16, 4489870), (17, 4225760), (20, 3591896), (22, 3265360), (28, 2565640), (32, 2244935), (34, 2112880), (35, 2052512), (40, 1795948), (44, 1632680), (49, 1466080), (55, 1306144), (56, 1282820), (68, 1056440), (70, 1026256), (77, 932960), (80, 897974), (85, 845152), (88, 816340), (98, 733040), (110, 653072), (112, 641410), (119, 603680), (136, 528220), (140, 513128), (154, 466480), (160, 448987), (170, 422576), (176, 408170), (187, 384160), (196, 366520), (220, 326536), (224, 320705), (238, 301840), (245, 293216), (272, 264110), (280, 256564), (308, 233240), (340, 211288), (343, 209440), (352, 204085), (374, 192080), (385, 186592), (392, 183260), (440, 163268), (476, 150920), (490, 146608), (539, 133280), (544, 132055), (560, 128282), (595, 120736), (616, 116620), (680, 105644), (686, 104720), (748, 96040), (770, 93296), (784, 91630), (833, 86240), (880, 81634), (935, 76832), (952, 75460), (980, 73304), (1078, 66640), (1120, 64141), (1190, 60368), (1232, 58310), (1309, 54880), (1360, 52822), (1372, 52360), (1496, 48020), (1540, 46648), (1568, 45815), (1666, 43120), (1715, 41888), (1760, 40817), (1870, 38416), (1904, 37730), (1960, 36652), (2156, 33320), (2380, 30184), (2401, 29920), (2464, 29155), (2618, 27440), (2695, 26656), (2720, 26411), (2744, 26180), (2992, 24010), (3080, 23324), (3332, 21560), (3430, 20944), (3740, 19208), (3773, 19040), (3808, 18865), (3920, 18326), (4165, 17248), (4312, 16660), (4760, 15092), (4802, 14960), (5236, 13720), (5390, 13328), (5488, 13090), (5831, 12320), (5984, 12005), (6160, 11662), (6545, 10976), (6664, 10780), (6860, 10472), (7480, 9604), (7546, 9520), (7840, 9163), (8330, 8624)]