172871280

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{491}}^1$

素因数の和:676

約数の個数: 160

約数和(自身を含む): 600318720

約数和(自身を除く): 427447440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 163, 180, 216, 240, 270, 326, 360, 432, 489, 491, 540, 652, 720, 815, 978, 982, 1080, 1304, 1467, 1473, 1630, 1956, 1964, 2160, 2445, 2455, 2608, 2934, 2946, 3260, 3912, 3928, 4401, 4419, 4890, 4910, 5868, 5892, 6520, 7335, 7365, 7824, 7856, 8802, 8838, 9780, 9820, 11736, 11784, 13040, 13257, 14670, 14730, 17604, 17676, 19560, 19640, 22005, 22095, 23472, 23568, 26514, 29340, 29460, 35208, 35352, 39120, 39280, 44010, 44190, 53028, 58680, 58920, 66285, 70416, 70704, 80033, 88020, 88380, 106056, 117360, 117840, 132570, 160066, 176040, 176760, 212112, 240099, 265140, 320132, 352080, 353520, 400165, 480198, 530280, 640264, 720297, 800330, 960396, 1060560, 1200495, 1280528, 1440594, 1600660, 1920792, 2160891, 2400990, 2881188, 3201320, 3601485, 3841584, 4321782, 4801980, 5762376, 6402640, 7202970, 8643564, 9603960, 10804455, 11524752, 14405940, 17287128, 19207920, 21608910, 28811880, 34574256, 43217820, 57623760, 86435640, 172871280]

約数ペア:

[(1, 172871280), (2, 86435640), (3, 57623760), (4, 43217820), (5, 34574256), (6, 28811880), (8, 21608910), (9, 19207920), (10, 17287128), (12, 14405940), (15, 11524752), (16, 10804455), (18, 9603960), (20, 8643564), (24, 7202970), (27, 6402640), (30, 5762376), (36, 4801980), (40, 4321782), (45, 3841584), (48, 3601485), (54, 3201320), (60, 2881188), (72, 2400990), (80, 2160891), (90, 1920792), (108, 1600660), (120, 1440594), (135, 1280528), (144, 1200495), (163, 1060560), (180, 960396), (216, 800330), (240, 720297), (270, 640264), (326, 530280), (360, 480198), (432, 400165), (489, 353520), (491, 352080), (540, 320132), (652, 265140), (720, 240099), (815, 212112), (978, 176760), (982, 176040), (1080, 160066), (1304, 132570), (1467, 117840), (1473, 117360), (1630, 106056), (1956, 88380), (1964, 88020), (2160, 80033), (2445, 70704), (2455, 70416), (2608, 66285), (2934, 58920), (2946, 58680), (3260, 53028), (3912, 44190), (3928, 44010), (4401, 39280), (4419, 39120), (4890, 35352), (4910, 35208), (5868, 29460), (5892, 29340), (6520, 26514), (7335, 23568), (7365, 23472), (7824, 22095), (7856, 22005), (8802, 19640), (8838, 19560), (9780, 17676), (9820, 17604), (11736, 14730), (11784, 14670), (13040, 13257)]