172512120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{109}}^2$

素因数の和:254

約数の個数: 144

約数和(自身を含む): 574129080

約数和(自身を除く): 401616960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 109, 110, 120, 121, 132, 165, 218, 220, 242, 264, 327, 330, 363, 436, 440, 484, 545, 605, 654, 660, 726, 872, 968, 1090, 1199, 1210, 1308, 1320, 1452, 1635, 1815, 2180, 2398, 2420, 2616, 2904, 3270, 3597, 3630, 4360, 4796, 4840, 5995, 6540, 7194, 7260, 9592, 11881, 11990, 13080, 13189, 14388, 14520, 17985, 23762, 23980, 26378, 28776, 35643, 35970, 39567, 47524, 47960, 52756, 59405, 65945, 71286, 71940, 79134, 95048, 105512, 118810, 130691, 131890, 142572, 143880, 158268, 178215, 197835, 237620, 261382, 263780, 285144, 316536, 356430, 392073, 395670, 475240, 522764, 527560, 653455, 712860, 784146, 791340, 1045528, 1306910, 1425720, 1437601, 1568292, 1582680, 1960365, 2613820, 2875202, 3136584, 3920730, 4312803, 5227640, 5750404, 7188005, 7841460, 8625606, 11500808, 14376010, 15682920, 17251212, 21564015, 28752020, 34502424, 43128030, 57504040, 86256060, 172512120]

約数ペア:

[(1, 172512120), (2, 86256060), (3, 57504040), (4, 43128030), (5, 34502424), (6, 28752020), (8, 21564015), (10, 17251212), (11, 15682920), (12, 14376010), (15, 11500808), (20, 8625606), (22, 7841460), (24, 7188005), (30, 5750404), (33, 5227640), (40, 4312803), (44, 3920730), (55, 3136584), (60, 2875202), (66, 2613820), (88, 1960365), (109, 1582680), (110, 1568292), (120, 1437601), (121, 1425720), (132, 1306910), (165, 1045528), (218, 791340), (220, 784146), (242, 712860), (264, 653455), (327, 527560), (330, 522764), (363, 475240), (436, 395670), (440, 392073), (484, 356430), (545, 316536), (605, 285144), (654, 263780), (660, 261382), (726, 237620), (872, 197835), (968, 178215), (1090, 158268), (1199, 143880), (1210, 142572), (1308, 131890), (1320, 130691), (1452, 118810), (1635, 105512), (1815, 95048), (2180, 79134), (2398, 71940), (2420, 71286), (2616, 65945), (2904, 59405), (3270, 52756), (3597, 47960), (3630, 47524), (4360, 39567), (4796, 35970), (4840, 35643), (5995, 28776), (6540, 26378), (7194, 23980), (7260, 23762), (9592, 17985), (11881, 14520), (11990, 14388), (13080, 13189)]