31977720

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1021}}^1$

素因数の和:1070

約数の個数: 128

約数和(自身を含む): 110376000

約数和(自身を除く): 78398280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 29, 30, 36, 40, 45, 54, 58, 60, 72, 87, 90, 108, 116, 120, 135, 145, 174, 180, 216, 232, 261, 270, 290, 348, 360, 435, 522, 540, 580, 696, 783, 870, 1021, 1044, 1080, 1160, 1305, 1566, 1740, 2042, 2088, 2610, 3063, 3132, 3480, 3915, 4084, 5105, 5220, 6126, 6264, 7830, 8168, 9189, 10210, 10440, 12252, 15315, 15660, 18378, 20420, 24504, 27567, 29609, 30630, 31320, 36756, 40840, 45945, 55134, 59218, 61260, 73512, 88827, 91890, 110268, 118436, 122520, 137835, 148045, 177654, 183780, 220536, 236872, 266481, 275670, 296090, 355308, 367560, 444135, 532962, 551340, 592180, 710616, 799443, 888270, 1065924, 1102680, 1184360, 1332405, 1598886, 1776540, 2131848, 2664810, 3197772, 3553080, 3997215, 5329620, 6395544, 7994430, 10659240, 15988860, 31977720]

約数ペア:

[(1, 31977720), (2, 15988860), (3, 10659240), (4, 7994430), (5, 6395544), (6, 5329620), (8, 3997215), (9, 3553080), (10, 3197772), (12, 2664810), (15, 2131848), (18, 1776540), (20, 1598886), (24, 1332405), (27, 1184360), (29, 1102680), (30, 1065924), (36, 888270), (40, 799443), (45, 710616), (54, 592180), (58, 551340), (60, 532962), (72, 444135), (87, 367560), (90, 355308), (108, 296090), (116, 275670), (120, 266481), (135, 236872), (145, 220536), (174, 183780), (180, 177654), (216, 148045), (232, 137835), (261, 122520), (270, 118436), (290, 110268), (348, 91890), (360, 88827), (435, 73512), (522, 61260), (540, 59218), (580, 55134), (696, 45945), (783, 40840), (870, 36756), (1021, 31320), (1044, 30630), (1080, 29609), (1160, 27567), (1305, 24504), (1566, 20420), (1740, 18378), (2042, 15660), (2088, 15315), (2610, 12252), (3063, 10440), (3132, 10210), (3480, 9189), (3915, 8168), (4084, 7830), (5105, 6264), (5220, 6126)]