242830720

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2029}}^1$

素因数の和:2076

約数の個数: 128

約数和(自身を含む): 670874400

約数和(自身を除く): 428043680

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 32, 34, 40, 44, 55, 64, 68, 80, 85, 88, 110, 128, 136, 160, 170, 176, 187, 220, 272, 320, 340, 352, 374, 440, 544, 640, 680, 704, 748, 880, 935, 1088, 1360, 1408, 1496, 1760, 1870, 2029, 2176, 2720, 2992, 3520, 3740, 4058, 5440, 5984, 7040, 7480, 8116, 10145, 10880, 11968, 14960, 16232, 20290, 22319, 23936, 29920, 32464, 34493, 40580, 44638, 59840, 64928, 68986, 81160, 89276, 111595, 119680, 129856, 137972, 162320, 172465, 178552, 223190, 259712, 275944, 324640, 344930, 357104, 379423, 446380, 551888, 649280, 689860, 714208, 758846, 892760, 1103776, 1298560, 1379720, 1428416, 1517692, 1785520, 1897115, 2207552, 2759440, 2856832, 3035384, 3571040, 3794230, 4415104, 5518880, 6070768, 7142080, 7588460, 11037760, 12141536, 14284160, 15176920, 22075520, 24283072, 30353840, 48566144, 60707680, 121415360, 242830720]

約数ペア:

[(1, 242830720), (2, 121415360), (4, 60707680), (5, 48566144), (8, 30353840), (10, 24283072), (11, 22075520), (16, 15176920), (17, 14284160), (20, 12141536), (22, 11037760), (32, 7588460), (34, 7142080), (40, 6070768), (44, 5518880), (55, 4415104), (64, 3794230), (68, 3571040), (80, 3035384), (85, 2856832), (88, 2759440), (110, 2207552), (128, 1897115), (136, 1785520), (160, 1517692), (170, 1428416), (176, 1379720), (187, 1298560), (220, 1103776), (272, 892760), (320, 758846), (340, 714208), (352, 689860), (374, 649280), (440, 551888), (544, 446380), (640, 379423), (680, 357104), (704, 344930), (748, 324640), (880, 275944), (935, 259712), (1088, 223190), (1360, 178552), (1408, 172465), (1496, 162320), (1760, 137972), (1870, 129856), (2029, 119680), (2176, 111595), (2720, 89276), (2992, 81160), (3520, 68986), (3740, 64928), (4058, 59840), (5440, 44638), (5984, 40580), (7040, 34493), (7480, 32464), (8116, 29920), (10145, 23936), (10880, 22319), (11968, 20290), (14960, 16232)]