398093520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{1493}}^1$

素因数の和:1621

約数の個数: 160

約数和(自身を含む): 1360520064

約数和(自身を除く): 962426544

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 101, 110, 120, 132, 165, 176, 202, 220, 240, 264, 303, 330, 404, 440, 505, 528, 606, 660, 808, 880, 1010, 1111, 1212, 1320, 1493, 1515, 1616, 2020, 2222, 2424, 2640, 2986, 3030, 3333, 4040, 4444, 4479, 4848, 5555, 5972, 6060, 6666, 7465, 8080, 8888, 8958, 11110, 11944, 12120, 13332, 14930, 16423, 16665, 17776, 17916, 22220, 22395, 23888, 24240, 26664, 29860, 32846, 33330, 35832, 44440, 44790, 49269, 53328, 59720, 65692, 66660, 71664, 82115, 88880, 89580, 98538, 119440, 131384, 133320, 150793, 164230, 179160, 197076, 246345, 262768, 266640, 301586, 328460, 358320, 394152, 452379, 492690, 603172, 656920, 753965, 788304, 904758, 985380, 1206344, 1313840, 1507930, 1658723, 1809516, 1970760, 2261895, 2412688, 3015860, 3317446, 3619032, 3941520, 4523790, 4976169, 6031720, 6634892, 7238064, 8293615, 9047580, 9952338, 12063440, 13269784, 16587230, 18095160, 19904676, 24880845, 26539568, 33174460, 36190320, 39809352, 49761690, 66348920, 79618704, 99523380, 132697840, 199046760, 398093520]

約数ペア:

[(1, 398093520), (2, 199046760), (3, 132697840), (4, 99523380), (5, 79618704), (6, 66348920), (8, 49761690), (10, 39809352), (11, 36190320), (12, 33174460), (15, 26539568), (16, 24880845), (20, 19904676), (22, 18095160), (24, 16587230), (30, 13269784), (33, 12063440), (40, 9952338), (44, 9047580), (48, 8293615), (55, 7238064), (60, 6634892), (66, 6031720), (80, 4976169), (88, 4523790), (101, 3941520), (110, 3619032), (120, 3317446), (132, 3015860), (165, 2412688), (176, 2261895), (202, 1970760), (220, 1809516), (240, 1658723), (264, 1507930), (303, 1313840), (330, 1206344), (404, 985380), (440, 904758), (505, 788304), (528, 753965), (606, 656920), (660, 603172), (808, 492690), (880, 452379), (1010, 394152), (1111, 358320), (1212, 328460), (1320, 301586), (1493, 266640), (1515, 262768), (1616, 246345), (2020, 197076), (2222, 179160), (2424, 164230), (2640, 150793), (2986, 133320), (3030, 131384), (3333, 119440), (4040, 98538), (4444, 89580), (4479, 88880), (4848, 82115), (5555, 71664), (5972, 66660), (6060, 65692), (6666, 59720), (7465, 53328), (8080, 49269), (8888, 44790), (8958, 44440), (11110, 35832), (11944, 33330), (12120, 32846), (13332, 29860), (14930, 26664), (16423, 24240), (16665, 23888), (17776, 22395), (17916, 22220)]