72743440

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{241}}^1$

素因数の和:286

約数の個数: 160

約数和(自身を含む): 216057600

約数和(自身を除く): 143314160

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 49, 55, 56, 70, 77, 80, 88, 98, 110, 112, 140, 154, 176, 196, 220, 241, 245, 280, 308, 343, 385, 392, 440, 482, 490, 539, 560, 616, 686, 770, 784, 880, 964, 980, 1078, 1205, 1232, 1372, 1540, 1687, 1715, 1928, 1960, 2156, 2410, 2651, 2695, 2744, 3080, 3374, 3430, 3773, 3856, 3920, 4312, 4820, 5302, 5390, 5488, 6160, 6748, 6860, 7546, 8435, 8624, 9640, 10604, 10780, 11809, 13255, 13496, 13720, 15092, 16870, 18557, 18865, 19280, 21208, 21560, 23618, 26510, 26992, 27440, 30184, 33740, 37114, 37730, 42416, 43120, 47236, 53020, 59045, 60368, 67480, 74228, 75460, 82663, 92785, 94472, 106040, 118090, 129899, 134960, 148456, 150920, 165326, 185570, 188944, 212080, 236180, 259798, 296912, 301840, 330652, 371140, 413315, 472360, 519596, 649495, 661304, 742280, 826630, 909293, 944720, 1039192, 1298990, 1322608, 1484560, 1653260, 1818586, 2078384, 2597980, 3306520, 3637172, 4546465, 5195960, 6613040, 7274344, 9092930, 10391920, 14548688, 18185860, 36371720, 72743440]

約数ペア:

[(1, 72743440), (2, 36371720), (4, 18185860), (5, 14548688), (7, 10391920), (8, 9092930), (10, 7274344), (11, 6613040), (14, 5195960), (16, 4546465), (20, 3637172), (22, 3306520), (28, 2597980), (35, 2078384), (40, 1818586), (44, 1653260), (49, 1484560), (55, 1322608), (56, 1298990), (70, 1039192), (77, 944720), (80, 909293), (88, 826630), (98, 742280), (110, 661304), (112, 649495), (140, 519596), (154, 472360), (176, 413315), (196, 371140), (220, 330652), (241, 301840), (245, 296912), (280, 259798), (308, 236180), (343, 212080), (385, 188944), (392, 185570), (440, 165326), (482, 150920), (490, 148456), (539, 134960), (560, 129899), (616, 118090), (686, 106040), (770, 94472), (784, 92785), (880, 82663), (964, 75460), (980, 74228), (1078, 67480), (1205, 60368), (1232, 59045), (1372, 53020), (1540, 47236), (1687, 43120), (1715, 42416), (1928, 37730), (1960, 37114), (2156, 33740), (2410, 30184), (2651, 27440), (2695, 26992), (2744, 26510), (3080, 23618), (3374, 21560), (3430, 21208), (3773, 19280), (3856, 18865), (3920, 18557), (4312, 16870), (4820, 15092), (5302, 13720), (5390, 13496), (5488, 13255), (6160, 11809), (6748, 10780), (6860, 10604), (7546, 9640), (8435, 8624)]