89282480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1$

素因数の和:227

約数の個数: 160

約数和(自身を含む): 253317120

約数和(自身を除く): 164034640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 37, 40, 56, 62, 70, 74, 80, 112, 124, 139, 140, 148, 155, 185, 217, 248, 259, 278, 280, 296, 310, 370, 434, 496, 518, 556, 560, 592, 620, 695, 740, 868, 973, 1036, 1085, 1112, 1147, 1240, 1295, 1390, 1480, 1736, 1946, 2072, 2170, 2224, 2294, 2480, 2590, 2780, 2960, 3472, 3892, 4144, 4309, 4340, 4588, 4865, 5143, 5180, 5560, 5735, 7784, 8029, 8618, 8680, 9176, 9730, 10286, 10360, 11120, 11470, 15568, 16058, 17236, 17360, 18352, 19460, 20572, 20720, 21545, 22940, 25715, 30163, 32116, 34472, 36001, 38920, 40145, 41144, 43090, 45880, 51430, 60326, 64232, 68944, 72002, 77840, 80290, 82288, 86180, 91760, 102860, 120652, 128464, 144004, 150815, 159433, 160580, 172360, 180005, 205720, 241304, 288008, 301630, 318866, 321160, 344720, 360010, 411440, 482608, 576016, 603260, 637732, 642320, 720020, 797165, 1116031, 1206520, 1275464, 1440040, 1594330, 2232062, 2413040, 2550928, 2880080, 3188660, 4464124, 5580155, 6377320, 8928248, 11160310, 12754640, 17856496, 22320620, 44641240, 89282480]

約数ペア:

[(1, 89282480), (2, 44641240), (4, 22320620), (5, 17856496), (7, 12754640), (8, 11160310), (10, 8928248), (14, 6377320), (16, 5580155), (20, 4464124), (28, 3188660), (31, 2880080), (35, 2550928), (37, 2413040), (40, 2232062), (56, 1594330), (62, 1440040), (70, 1275464), (74, 1206520), (80, 1116031), (112, 797165), (124, 720020), (139, 642320), (140, 637732), (148, 603260), (155, 576016), (185, 482608), (217, 411440), (248, 360010), (259, 344720), (278, 321160), (280, 318866), (296, 301630), (310, 288008), (370, 241304), (434, 205720), (496, 180005), (518, 172360), (556, 160580), (560, 159433), (592, 150815), (620, 144004), (695, 128464), (740, 120652), (868, 102860), (973, 91760), (1036, 86180), (1085, 82288), (1112, 80290), (1147, 77840), (1240, 72002), (1295, 68944), (1390, 64232), (1480, 60326), (1736, 51430), (1946, 45880), (2072, 43090), (2170, 41144), (2224, 40145), (2294, 38920), (2480, 36001), (2590, 34472), (2780, 32116), (2960, 30163), (3472, 25715), (3892, 22940), (4144, 21545), (4309, 20720), (4340, 20572), (4588, 19460), (4865, 18352), (5143, 17360), (5180, 17236), (5560, 16058), (5735, 15568), (7784, 11470), (8029, 11120), (8618, 10360), (8680, 10286), (9176, 9730)]