40987980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{163}}^1$

素因数の和:316

約数の個数: 144

約数和(自身を含む): 137539584

約数和(自身を除く): 96551604

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 127, 132, 163, 165, 180, 198, 220, 254, 326, 330, 381, 396, 489, 495, 508, 635, 652, 660, 762, 815, 978, 990, 1143, 1270, 1397, 1467, 1524, 1630, 1793, 1905, 1956, 1980, 2286, 2445, 2540, 2794, 2934, 3260, 3586, 3810, 4191, 4572, 4890, 5379, 5588, 5715, 5868, 6985, 7172, 7335, 7620, 8382, 8965, 9780, 10758, 11430, 12573, 13970, 14670, 16137, 16764, 17930, 20701, 20955, 21516, 22860, 25146, 26895, 27940, 29340, 32274, 35860, 41402, 41910, 50292, 53790, 62103, 62865, 64548, 80685, 82804, 83820, 103505, 107580, 124206, 125730, 161370, 186309, 207010, 227711, 248412, 251460, 310515, 322740, 372618, 414020, 455422, 621030, 683133, 745236, 910844, 931545, 1138555, 1242060, 1366266, 1863090, 2049399, 2277110, 2732532, 3415665, 3726180, 4098798, 4554220, 6831330, 8197596, 10246995, 13662660, 20493990, 40987980]

約数ペア:

[(1, 40987980), (2, 20493990), (3, 13662660), (4, 10246995), (5, 8197596), (6, 6831330), (9, 4554220), (10, 4098798), (11, 3726180), (12, 3415665), (15, 2732532), (18, 2277110), (20, 2049399), (22, 1863090), (30, 1366266), (33, 1242060), (36, 1138555), (44, 931545), (45, 910844), (55, 745236), (60, 683133), (66, 621030), (90, 455422), (99, 414020), (110, 372618), (127, 322740), (132, 310515), (163, 251460), (165, 248412), (180, 227711), (198, 207010), (220, 186309), (254, 161370), (326, 125730), (330, 124206), (381, 107580), (396, 103505), (489, 83820), (495, 82804), (508, 80685), (635, 64548), (652, 62865), (660, 62103), (762, 53790), (815, 50292), (978, 41910), (990, 41402), (1143, 35860), (1270, 32274), (1397, 29340), (1467, 27940), (1524, 26895), (1630, 25146), (1793, 22860), (1905, 21516), (1956, 20955), (1980, 20701), (2286, 17930), (2445, 16764), (2540, 16137), (2794, 14670), (2934, 13970), (3260, 12573), (3586, 11430), (3810, 10758), (4191, 9780), (4572, 8965), (4890, 8382), (5379, 7620), (5588, 7335), (5715, 7172), (5868, 6985)]