491978520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{283}}^1\times {\mathrm{439}}^1$

素因数の和:750

約数の個数: 192

約数和(自身を含む): 1754438400

約数和(自身を除く): 1262459880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 90, 99, 110, 120, 132, 165, 180, 198, 220, 264, 283, 330, 360, 396, 439, 440, 495, 566, 660, 792, 849, 878, 990, 1132, 1317, 1320, 1415, 1698, 1756, 1980, 2195, 2264, 2547, 2634, 2830, 3113, 3396, 3512, 3951, 3960, 4245, 4390, 4829, 5094, 5268, 5660, 6226, 6585, 6792, 7902, 8490, 8780, 9339, 9658, 10188, 10536, 11320, 12452, 12735, 13170, 14487, 15565, 15804, 16980, 17560, 18678, 19316, 19755, 20376, 24145, 24904, 25470, 26340, 28017, 28974, 31130, 31608, 33960, 37356, 38632, 39510, 43461, 46695, 48290, 50940, 52680, 56034, 57948, 62260, 72435, 74712, 79020, 86922, 93390, 96580, 101880, 112068, 115896, 124237, 124520, 140085, 144870, 158040, 173844, 186780, 193160, 217305, 224136, 248474, 280170, 289740, 347688, 372711, 373560, 434610, 496948, 560340, 579480, 621185, 745422, 869220, 993896, 1118133, 1120680, 1242370, 1366607, 1490844, 1738440, 1863555, 2236266, 2484740, 2733214, 2981688, 3727110, 4099821, 4472532, 4969480, 5466428, 5590665, 6833035, 7454220, 8199642, 8945064, 10932856, 11181330, 12299463, 13666070, 14908440, 16399284, 20499105, 22362660, 24598926, 27332140, 32798568, 40998210, 44725320, 49197852, 54664280, 61497315, 81996420, 98395704, 122994630, 163992840, 245989260, 491978520]

約数ペア:

[(1, 491978520), (2, 245989260), (3, 163992840), (4, 122994630), (5, 98395704), (6, 81996420), (8, 61497315), (9, 54664280), (10, 49197852), (11, 44725320), (12, 40998210), (15, 32798568), (18, 27332140), (20, 24598926), (22, 22362660), (24, 20499105), (30, 16399284), (33, 14908440), (36, 13666070), (40, 12299463), (44, 11181330), (45, 10932856), (55, 8945064), (60, 8199642), (66, 7454220), (72, 6833035), (88, 5590665), (90, 5466428), (99, 4969480), (110, 4472532), (120, 4099821), (132, 3727110), (165, 2981688), (180, 2733214), (198, 2484740), (220, 2236266), (264, 1863555), (283, 1738440), (330, 1490844), (360, 1366607), (396, 1242370), (439, 1120680), (440, 1118133), (495, 993896), (566, 869220), (660, 745422), (792, 621185), (849, 579480), (878, 560340), (990, 496948), (1132, 434610), (1317, 373560), (1320, 372711), (1415, 347688), (1698, 289740), (1756, 280170), (1980, 248474), (2195, 224136), (2264, 217305), (2547, 193160), (2634, 186780), (2830, 173844), (3113, 158040), (3396, 144870), (3512, 140085), (3951, 124520), (3960, 124237), (4245, 115896), (4390, 112068), (4829, 101880), (5094, 96580), (5268, 93390), (5660, 86922), (6226, 79020), (6585, 74712), (6792, 72435), (7902, 62260), (8490, 57948), (8780, 56034), (9339, 52680), (9658, 50940), (10188, 48290), (10536, 46695), (11320, 43461), (12452, 39510), (12735, 38632), (13170, 37356), (14487, 33960), (15565, 31608), (15804, 31130), (16980, 28974), (17560, 28017), (18678, 26340), (19316, 25470), (19755, 24904), (20376, 24145)]