219966040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{239}}^1$

素因数の和:449

約数の個数: 128

約数和(自身を含む): 601344000

約数和(自身を除く): 381377960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 173, 190, 239, 266, 280, 346, 380, 478, 532, 665, 692, 760, 865, 956, 1064, 1195, 1211, 1330, 1384, 1673, 1730, 1912, 2390, 2422, 2660, 3287, 3346, 3460, 4541, 4780, 4844, 5320, 6055, 6574, 6692, 6920, 8365, 9082, 9560, 9688, 12110, 13148, 13384, 16435, 16730, 18164, 22705, 23009, 24220, 26296, 31787, 32870, 33460, 36328, 41347, 45410, 46018, 48440, 63574, 65740, 66920, 82694, 90820, 92036, 115045, 127148, 131480, 158935, 165388, 181640, 184072, 206735, 230090, 254296, 289429, 317870, 330776, 413470, 460180, 578858, 635740, 785593, 826940, 920360, 1157716, 1271480, 1447145, 1571186, 1653880, 2315432, 2894290, 3142372, 3927965, 5499151, 5788580, 6284744, 7855930, 10998302, 11577160, 15711860, 21996604, 27495755, 31423720, 43993208, 54991510, 109983020, 219966040]

約数ペア:

[(1, 219966040), (2, 109983020), (4, 54991510), (5, 43993208), (7, 31423720), (8, 27495755), (10, 21996604), (14, 15711860), (19, 11577160), (20, 10998302), (28, 7855930), (35, 6284744), (38, 5788580), (40, 5499151), (56, 3927965), (70, 3142372), (76, 2894290), (95, 2315432), (133, 1653880), (140, 1571186), (152, 1447145), (173, 1271480), (190, 1157716), (239, 920360), (266, 826940), (280, 785593), (346, 635740), (380, 578858), (478, 460180), (532, 413470), (665, 330776), (692, 317870), (760, 289429), (865, 254296), (956, 230090), (1064, 206735), (1195, 184072), (1211, 181640), (1330, 165388), (1384, 158935), (1673, 131480), (1730, 127148), (1912, 115045), (2390, 92036), (2422, 90820), (2660, 82694), (3287, 66920), (3346, 65740), (3460, 63574), (4541, 48440), (4780, 46018), (4844, 45410), (5320, 41347), (6055, 36328), (6574, 33460), (6692, 32870), (6920, 31787), (8365, 26296), (9082, 24220), (9560, 23009), (9688, 22705), (12110, 18164), (13148, 16730), (13384, 16435)]