1979917290

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{367}}^1$

素因数の和:478

約数の個数: 256

約数和(自身を含む): 6009292800

約数和(自身を除く): 4029375510

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 29, 30, 39, 45, 53, 54, 58, 65, 78, 87, 90, 106, 117, 130, 135, 145, 159, 174, 195, 234, 261, 265, 270, 290, 318, 351, 367, 377, 390, 435, 477, 522, 530, 585, 689, 702, 734, 754, 783, 795, 870, 954, 1101, 1131, 1170, 1305, 1378, 1431, 1537, 1566, 1590, 1755, 1835, 1885, 2067, 2202, 2262, 2385, 2610, 2862, 3074, 3303, 3393, 3445, 3510, 3670, 3770, 3915, 4134, 4611, 4770, 4771, 5505, 5655, 6201, 6606, 6786, 6890, 7155, 7685, 7830, 9222, 9542, 9909, 10179, 10335, 10643, 11010, 11310, 12402, 13833, 14310, 14313, 15370, 16515, 16965, 18603, 19451, 19818, 19981, 20358, 20670, 21286, 23055, 23855, 27666, 28626, 31005, 31929, 33030, 33930, 37206, 38902, 39962, 41499, 42939, 46110, 47710, 49545, 50895, 53215, 58353, 59943, 62010, 63858, 69165, 71565, 82998, 85878, 93015, 95787, 97255, 99090, 99905, 101790, 106430, 116706, 119886, 128817, 138330, 138359, 143130, 159645, 175059, 179829, 186030, 191574, 194510, 199810, 207495, 214695, 252863, 257634, 276718, 287361, 291765, 299715, 319290, 350118, 359658, 414990, 415077, 429390, 478935, 505726, 525177, 539487, 564079, 574722, 583530, 599430, 644085, 691795, 758589, 830154, 875295, 899145, 957870, 1050354, 1078974, 1128158, 1245231, 1264315, 1288170, 1383590, 1436805, 1517178, 1692237, 1750590, 1798290, 2075385, 2275767, 2490462, 2528630, 2625885, 2697435, 2820395, 2873610, 3384474, 3735693, 3792945, 4150770, 4551534, 5076711, 5251770, 5394870, 5640790, 6226155, 6827301, 7333027, 7471386, 7585890, 8461185, 10153422, 11378835, 12452310, 13654602, 14666054, 15230133, 16922370, 18678465, 21999081, 22757670, 25383555, 30460266, 34136505, 36665135, 37356930, 43998162, 50767110, 65997243, 68273010, 73330270, 76150665, 109995405, 131994486, 152301330, 197991729, 219990810, 329986215, 395983458, 659972430, 989958645, 1979917290]

約数ペア:

[(1, 1979917290), (2, 989958645), (3, 659972430), (5, 395983458), (6, 329986215), (9, 219990810), (10, 197991729), (13, 152301330), (15, 131994486), (18, 109995405), (26, 76150665), (27, 73330270), (29, 68273010), (30, 65997243), (39, 50767110), (45, 43998162), (53, 37356930), (54, 36665135), (58, 34136505), (65, 30460266), (78, 25383555), (87, 22757670), (90, 21999081), (106, 18678465), (117, 16922370), (130, 15230133), (135, 14666054), (145, 13654602), (159, 12452310), (174, 11378835), (195, 10153422), (234, 8461185), (261, 7585890), (265, 7471386), (270, 7333027), (290, 6827301), (318, 6226155), (351, 5640790), (367, 5394870), (377, 5251770), (390, 5076711), (435, 4551534), (477, 4150770), (522, 3792945), (530, 3735693), (585, 3384474), (689, 2873610), (702, 2820395), (734, 2697435), (754, 2625885), (783, 2528630), (795, 2490462), (870, 2275767), (954, 2075385), (1101, 1798290), (1131, 1750590), (1170, 1692237), (1305, 1517178), (1378, 1436805), (1431, 1383590), (1537, 1288170), (1566, 1264315), (1590, 1245231), (1755, 1128158), (1835, 1078974), (1885, 1050354), (2067, 957870), (2202, 899145), (2262, 875295), (2385, 830154), (2610, 758589), (2862, 691795), (3074, 644085), (3303, 599430), (3393, 583530), (3445, 574722), (3510, 564079), (3670, 539487), (3770, 525177), (3915, 505726), (4134, 478935), (4611, 429390), (4770, 415077), (4771, 414990), (5505, 359658), (5655, 350118), (6201, 319290), (6606, 299715), (6786, 291765), (6890, 287361), (7155, 276718), (7685, 257634), (7830, 252863), (9222, 214695), (9542, 207495), (9909, 199810), (10179, 194510), (10335, 191574), (10643, 186030), (11010, 179829), (11310, 175059), (12402, 159645), (13833, 143130), (14310, 138359), (14313, 138330), (15370, 128817), (16515, 119886), (16965, 116706), (18603, 106430), (19451, 101790), (19818, 99905), (19981, 99090), (20358, 97255), (20670, 95787), (21286, 93015), (23055, 85878), (23855, 82998), (27666, 71565), (28626, 69165), (31005, 63858), (31929, 62010), (33030, 59943), (33930, 58353), (37206, 53215), (38902, 50895), (39962, 49545), (41499, 47710), (42939, 46110)]