31601880

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1009}}^1$

素因数の和:1058

約数の個数: 128

約数和(自身を含む): 109080000

約数和(自身を除く): 77478120

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, 1009, 1044, 1080, 1160, 1305, 1566, 1740, 2018, 2088, 2610, 3027, 3132, 3480, 3915, 4036, 5045, 5220, 6054, 6264, 7830, 8072, 9081, 10090, 10440, 12108, 15135, 15660, 18162, 20180, 24216, 27243, 29261, 30270, 31320, 36324, 40360, 45405, 54486, 58522, 60540, 72648, 87783, 90810, 108972, 117044, 121080, 136215, 146305, 175566, 181620, 217944, 234088, 263349, 272430, 292610, 351132, 363240, 438915, 526698, 544860, 585220, 702264, 790047, 877830, 1053396, 1089720, 1170440, 1316745, 1580094, 1755660, 2106792, 2633490, 3160188, 3511320, 3950235, 5266980, 6320376, 7900470, 10533960, 15800940, 31601880]

約数ペア:

[(1, 31601880), (2, 15800940), (3, 10533960), (4, 7900470), (5, 6320376), (6, 5266980), (8, 3950235), (9, 3511320), (10, 3160188), (12, 2633490), (15, 2106792), (18, 1755660), (20, 1580094), (24, 1316745), (27, 1170440), (29, 1089720), (30, 1053396), (36, 877830), (40, 790047), (45, 702264), (54, 585220), (58, 544860), (60, 526698), (72, 438915), (87, 363240), (90, 351132), (108, 292610), (116, 272430), (120, 263349), (135, 234088), (145, 217944), (174, 181620), (180, 175566), (216, 146305), (232, 136215), (261, 121080), (270, 117044), (290, 108972), (348, 90810), (360, 87783), (435, 72648), (522, 60540), (540, 58522), (580, 54486), (696, 45405), (783, 40360), (870, 36324), (1009, 31320), (1044, 30270), (1080, 29261), (1160, 27243), (1305, 24216), (1566, 20180), (1740, 18162), (2018, 15660), (2088, 15135), (2610, 12108), (3027, 10440), (3132, 10090), (3480, 9081), (3915, 8072), (4036, 7830), (5045, 6264), (5220, 6054)]