20172848856

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{419}}^1\times {\mathrm{599}}^1$

素因数の和:1241

約数の個数: 128

約数和(自身を含む): 53887680000

約数和(自身を除く): 33714831144

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 68, 102, 136, 197, 204, 394, 408, 419, 591, 599, 788, 838, 1182, 1198, 1257, 1576, 1676, 1797, 2364, 2396, 2514, 3349, 3352, 3594, 4728, 4792, 5028, 6698, 7123, 7188, 10047, 10056, 10183, 13396, 14246, 14376, 20094, 20366, 21369, 26792, 28492, 30549, 40188, 40732, 42738, 56984, 61098, 80376, 81464, 82543, 85476, 118003, 122196, 165086, 170952, 236006, 244392, 247629, 250981, 330172, 354009, 472012, 495258, 501962, 660344, 708018, 752943, 944024, 990516, 1003924, 1403231, 1416036, 1505886, 1981032, 2006051, 2007848, 2806462, 2832072, 3011772, 4012102, 4209693, 4266677, 5612924, 6018153, 6023544, 8024204, 8419386, 8533354, 11225848, 12036306, 12800031, 16048408, 16838772, 17066708, 24072612, 25600062, 33677544, 34133416, 48145224, 49443257, 51200124, 98886514, 102400248, 148329771, 197773028, 296659542, 395546056, 593319084, 840535369, 1186638168, 1681070738, 2521606107, 3362141476, 5043212214, 6724282952, 10086424428, 20172848856]

約数ペア:

[(1, 20172848856), (2, 10086424428), (3, 6724282952), (4, 5043212214), (6, 3362141476), (8, 2521606107), (12, 1681070738), (17, 1186638168), (24, 840535369), (34, 593319084), (51, 395546056), (68, 296659542), (102, 197773028), (136, 148329771), (197, 102400248), (204, 98886514), (394, 51200124), (408, 49443257), (419, 48145224), (591, 34133416), (599, 33677544), (788, 25600062), (838, 24072612), (1182, 17066708), (1198, 16838772), (1257, 16048408), (1576, 12800031), (1676, 12036306), (1797, 11225848), (2364, 8533354), (2396, 8419386), (2514, 8024204), (3349, 6023544), (3352, 6018153), (3594, 5612924), (4728, 4266677), (4792, 4209693), (5028, 4012102), (6698, 3011772), (7123, 2832072), (7188, 2806462), (10047, 2007848), (10056, 2006051), (10183, 1981032), (13396, 1505886), (14246, 1416036), (14376, 1403231), (20094, 1003924), (20366, 990516), (21369, 944024), (26792, 752943), (28492, 708018), (30549, 660344), (40188, 501962), (40732, 495258), (42738, 472012), (56984, 354009), (61098, 330172), (80376, 250981), (81464, 247629), (82543, 244392), (85476, 236006), (118003, 170952), (122196, 165086)]