199890480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{401}}^1$

素因数の和:515

約数の個数: 160

約数和(自身を含む): 650815488

約数和(自身を除く): 450925008

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 67, 80, 93, 120, 124, 134, 155, 186, 201, 240, 248, 268, 310, 335, 372, 401, 402, 465, 496, 536, 620, 670, 744, 802, 804, 930, 1005, 1072, 1203, 1240, 1340, 1488, 1604, 1608, 1860, 2005, 2010, 2077, 2406, 2480, 2680, 3208, 3216, 3720, 4010, 4020, 4154, 4812, 5360, 6015, 6231, 6416, 7440, 8020, 8040, 8308, 9624, 10385, 12030, 12431, 12462, 16040, 16080, 16616, 19248, 20770, 24060, 24862, 24924, 26867, 31155, 32080, 33232, 37293, 41540, 48120, 49724, 49848, 53734, 62155, 62310, 74586, 80601, 83080, 96240, 99448, 99696, 107468, 124310, 124620, 134335, 149172, 161202, 166160, 186465, 198896, 214936, 248620, 249240, 268670, 298344, 322404, 372930, 403005, 429872, 497240, 498480, 537340, 596688, 644808, 745860, 806010, 832877, 994480, 1074680, 1289616, 1491720, 1612020, 1665754, 2149360, 2498631, 2983440, 3224040, 3331508, 4164385, 4997262, 6448080, 6663016, 8328770, 9994524, 12493155, 13326032, 16657540, 19989048, 24986310, 33315080, 39978096, 49972620, 66630160, 99945240, 199890480]

約数ペア:

[(1, 199890480), (2, 99945240), (3, 66630160), (4, 49972620), (5, 39978096), (6, 33315080), (8, 24986310), (10, 19989048), (12, 16657540), (15, 13326032), (16, 12493155), (20, 9994524), (24, 8328770), (30, 6663016), (31, 6448080), (40, 4997262), (48, 4164385), (60, 3331508), (62, 3224040), (67, 2983440), (80, 2498631), (93, 2149360), (120, 1665754), (124, 1612020), (134, 1491720), (155, 1289616), (186, 1074680), (201, 994480), (240, 832877), (248, 806010), (268, 745860), (310, 644808), (335, 596688), (372, 537340), (401, 498480), (402, 497240), (465, 429872), (496, 403005), (536, 372930), (620, 322404), (670, 298344), (744, 268670), (802, 249240), (804, 248620), (930, 214936), (1005, 198896), (1072, 186465), (1203, 166160), (1240, 161202), (1340, 149172), (1488, 134335), (1604, 124620), (1608, 124310), (1860, 107468), (2005, 99696), (2010, 99448), (2077, 96240), (2406, 83080), (2480, 80601), (2680, 74586), (3208, 62310), (3216, 62155), (3720, 53734), (4010, 49848), (4020, 49724), (4154, 48120), (4812, 41540), (5360, 37293), (6015, 33232), (6231, 32080), (6416, 31155), (7440, 26867), (8020, 24924), (8040, 24862), (8308, 24060), (9624, 20770), (10385, 19248), (12030, 16616), (12431, 16080), (12462, 16040)]