87564540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{10973}}^1$

素因数の和:11011

約数の個数: 96

約数和(自身を含む): 294981120

約数和(自身を除く): 207416580

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 57, 60, 70, 76, 84, 95, 105, 114, 133, 140, 190, 210, 228, 266, 285, 380, 399, 420, 532, 570, 665, 798, 1140, 1330, 1596, 1995, 2660, 3990, 7980, 10973, 21946, 32919, 43892, 54865, 65838, 76811, 109730, 131676, 153622, 164595, 208487, 219460, 230433, 307244, 329190, 384055, 416974, 460866, 625461, 658380, 768110, 833948, 921732, 1042435, 1152165, 1250922, 1459409, 1536220, 2084870, 2304330, 2501844, 2918818, 3127305, 4169740, 4378227, 4608660, 5837636, 6254610, 7297045, 8756454, 12509220, 14594090, 17512908, 21891135, 29188180, 43782270, 87564540]

約数ペア:

[(1, 87564540), (2, 43782270), (3, 29188180), (4, 21891135), (5, 17512908), (6, 14594090), (7, 12509220), (10, 8756454), (12, 7297045), (14, 6254610), (15, 5837636), (19, 4608660), (20, 4378227), (21, 4169740), (28, 3127305), (30, 2918818), (35, 2501844), (38, 2304330), (42, 2084870), (57, 1536220), (60, 1459409), (70, 1250922), (76, 1152165), (84, 1042435), (95, 921732), (105, 833948), (114, 768110), (133, 658380), (140, 625461), (190, 460866), (210, 416974), (228, 384055), (266, 329190), (285, 307244), (380, 230433), (399, 219460), (420, 208487), (532, 164595), (570, 153622), (665, 131676), (798, 109730), (1140, 76811), (1330, 65838), (1596, 54865), (1995, 43892), (2660, 32919), (3990, 21946), (7980, 10973)]