389729880

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{3251}}^1$

素因数の和:3311

約数の個数: 160

約数和(自身を含む): 1345742640

約数和(自身を除く): 956012760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 37, 40, 45, 54, 60, 72, 74, 81, 90, 108, 111, 120, 135, 148, 162, 180, 185, 216, 222, 270, 296, 324, 333, 360, 370, 405, 444, 540, 555, 648, 666, 740, 810, 888, 999, 1080, 1110, 1332, 1480, 1620, 1665, 1998, 2220, 2664, 2997, 3240, 3251, 3330, 3996, 4440, 4995, 5994, 6502, 6660, 7992, 9753, 9990, 11988, 13004, 13320, 14985, 16255, 19506, 19980, 23976, 26008, 29259, 29970, 32510, 39012, 39960, 48765, 58518, 59940, 65020, 78024, 87777, 97530, 117036, 119880, 120287, 130040, 146295, 175554, 195060, 234072, 240574, 263331, 292590, 351108, 360861, 390120, 438885, 481148, 526662, 585180, 601435, 702216, 721722, 877770, 962296, 1053324, 1082583, 1170360, 1202870, 1316655, 1443444, 1755540, 1804305, 2106648, 2165166, 2405740, 2633310, 2886888, 3247749, 3511080, 3608610, 4330332, 4811480, 5266620, 5412915, 6495498, 7217220, 8660664, 9743247, 10533240, 10825830, 12990996, 14434440, 16238745, 19486494, 21651660, 25981992, 32477490, 38972988, 43303320, 48716235, 64954980, 77945976, 97432470, 129909960, 194864940, 389729880]

約数ペア:

[(1, 389729880), (2, 194864940), (3, 129909960), (4, 97432470), (5, 77945976), (6, 64954980), (8, 48716235), (9, 43303320), (10, 38972988), (12, 32477490), (15, 25981992), (18, 21651660), (20, 19486494), (24, 16238745), (27, 14434440), (30, 12990996), (36, 10825830), (37, 10533240), (40, 9743247), (45, 8660664), (54, 7217220), (60, 6495498), (72, 5412915), (74, 5266620), (81, 4811480), (90, 4330332), (108, 3608610), (111, 3511080), (120, 3247749), (135, 2886888), (148, 2633310), (162, 2405740), (180, 2165166), (185, 2106648), (216, 1804305), (222, 1755540), (270, 1443444), (296, 1316655), (324, 1202870), (333, 1170360), (360, 1082583), (370, 1053324), (405, 962296), (444, 877770), (540, 721722), (555, 702216), (648, 601435), (666, 585180), (740, 526662), (810, 481148), (888, 438885), (999, 390120), (1080, 360861), (1110, 351108), (1332, 292590), (1480, 263331), (1620, 240574), (1665, 234072), (1998, 195060), (2220, 175554), (2664, 146295), (2997, 130040), (3240, 120287), (3251, 119880), (3330, 117036), (3996, 97530), (4440, 87777), (4995, 78024), (5994, 65020), (6502, 59940), (6660, 58518), (7992, 48765), (9753, 39960), (9990, 39012), (11988, 32510), (13004, 29970), (13320, 29259), (14985, 26008), (16255, 23976), (19506, 19980)]