1290549240

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{7331}}^1$

素因数の和:7514

約数の個数: 128

約数和(自身を含む): 4328812800

約数和(自身を除く): 3038263560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 163, 180, 216, 270, 326, 360, 489, 540, 652, 815, 978, 1080, 1304, 1467, 1630, 1956, 2445, 2934, 3260, 3912, 4401, 4890, 5868, 6520, 7331, 7335, 8802, 9780, 11736, 14662, 14670, 17604, 19560, 21993, 22005, 29324, 29340, 35208, 36655, 43986, 44010, 58648, 58680, 65979, 73310, 87972, 88020, 109965, 131958, 146620, 175944, 176040, 197937, 219930, 263916, 293240, 329895, 395874, 439860, 527832, 659790, 791748, 879720, 989685, 1194953, 1319580, 1583496, 1979370, 2389906, 2639160, 3584859, 3958740, 4779812, 5974765, 7169718, 7917480, 9559624, 10754577, 11949530, 14339436, 17924295, 21509154, 23899060, 28678872, 32263731, 35848590, 43018308, 47798120, 53772885, 64527462, 71697180, 86036616, 107545770, 129054924, 143394360, 161318655, 215091540, 258109848, 322637310, 430183080, 645274620, 1290549240]

約数ペア:

[(1, 1290549240), (2, 645274620), (3, 430183080), (4, 322637310), (5, 258109848), (6, 215091540), (8, 161318655), (9, 143394360), (10, 129054924), (12, 107545770), (15, 86036616), (18, 71697180), (20, 64527462), (24, 53772885), (27, 47798120), (30, 43018308), (36, 35848590), (40, 32263731), (45, 28678872), (54, 23899060), (60, 21509154), (72, 17924295), (90, 14339436), (108, 11949530), (120, 10754577), (135, 9559624), (163, 7917480), (180, 7169718), (216, 5974765), (270, 4779812), (326, 3958740), (360, 3584859), (489, 2639160), (540, 2389906), (652, 1979370), (815, 1583496), (978, 1319580), (1080, 1194953), (1304, 989685), (1467, 879720), (1630, 791748), (1956, 659790), (2445, 527832), (2934, 439860), (3260, 395874), (3912, 329895), (4401, 293240), (4890, 263916), (5868, 219930), (6520, 197937), (7331, 176040), (7335, 175944), (8802, 146620), (9780, 131958), (11736, 109965), (14662, 88020), (14670, 87972), (17604, 73310), (19560, 65979), (21993, 58680), (22005, 58648), (29324, 44010), (29340, 43986), (35208, 36655)]