80433540

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{1231}}^1$

素因数の和:1271

約数の個数: 144

約数和(自身を含む): 275278080

約数和(自身を除く): 194844540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 30, 33, 36, 44, 45, 54, 55, 60, 66, 90, 99, 108, 110, 121, 132, 135, 165, 180, 198, 220, 242, 270, 297, 330, 363, 396, 484, 495, 540, 594, 605, 660, 726, 990, 1089, 1188, 1210, 1231, 1452, 1485, 1815, 1980, 2178, 2420, 2462, 2970, 3267, 3630, 3693, 4356, 4924, 5445, 5940, 6155, 6534, 7260, 7386, 10890, 11079, 12310, 13068, 13541, 14772, 16335, 18465, 21780, 22158, 24620, 27082, 32670, 33237, 36930, 40623, 44316, 54164, 55395, 65340, 66474, 67705, 73860, 81246, 110790, 121869, 132948, 135410, 148951, 162492, 166185, 203115, 221580, 243738, 270820, 297902, 332370, 365607, 406230, 446853, 487476, 595804, 609345, 664740, 731214, 744755, 812460, 893706, 1218690, 1340559, 1462428, 1489510, 1787412, 1828035, 2234265, 2437380, 2681118, 2979020, 3656070, 4021677, 4468530, 5362236, 6702795, 7312140, 8043354, 8937060, 13405590, 16086708, 20108385, 26811180, 40216770, 80433540]

約数ペア:

[(1, 80433540), (2, 40216770), (3, 26811180), (4, 20108385), (5, 16086708), (6, 13405590), (9, 8937060), (10, 8043354), (11, 7312140), (12, 6702795), (15, 5362236), (18, 4468530), (20, 4021677), (22, 3656070), (27, 2979020), (30, 2681118), (33, 2437380), (36, 2234265), (44, 1828035), (45, 1787412), (54, 1489510), (55, 1462428), (60, 1340559), (66, 1218690), (90, 893706), (99, 812460), (108, 744755), (110, 731214), (121, 664740), (132, 609345), (135, 595804), (165, 487476), (180, 446853), (198, 406230), (220, 365607), (242, 332370), (270, 297902), (297, 270820), (330, 243738), (363, 221580), (396, 203115), (484, 166185), (495, 162492), (540, 148951), (594, 135410), (605, 132948), (660, 121869), (726, 110790), (990, 81246), (1089, 73860), (1188, 67705), (1210, 66474), (1231, 65340), (1452, 55395), (1485, 54164), (1815, 44316), (1980, 40623), (2178, 36930), (2420, 33237), (2462, 32670), (2970, 27082), (3267, 24620), (3630, 22158), (3693, 21780), (4356, 18465), (4924, 16335), (5445, 14772), (5940, 13541), (6155, 13068), (6534, 12310), (7260, 11079), (7386, 10890)]