81128250

素因数分解:

$2^1\times 3^3\times 5^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1$

素因数の和:151

約数の個数: 256

約数和(自身を含む): 274959360

約数和(自身を除く): 193831110

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 17, 18, 21, 25, 27, 30, 34, 35, 42, 45, 50, 51, 54, 63, 70, 75, 85, 90, 101, 102, 105, 119, 125, 126, 135, 150, 153, 170, 175, 189, 202, 210, 225, 238, 250, 255, 270, 303, 306, 315, 350, 357, 375, 378, 425, 450, 459, 505, 510, 525, 595, 606, 630, 675, 707, 714, 750, 765, 850, 875, 909, 918, 945, 1010, 1050, 1071, 1125, 1190, 1275, 1350, 1414, 1515, 1530, 1575, 1717, 1750, 1785, 1818, 1890, 2121, 2125, 2142, 2250, 2295, 2525, 2550, 2625, 2727, 2975, 3030, 3150, 3213, 3375, 3434, 3535, 3570, 3825, 4242, 4250, 4545, 4590, 4725, 5050, 5151, 5250, 5355, 5454, 5950, 6363, 6375, 6426, 6750, 7070, 7575, 7650, 7875, 8585, 8925, 9090, 9450, 10302, 10605, 10710, 11475, 12019, 12625, 12726, 12750, 13635, 14875, 15150, 15453, 15750, 16065, 17170, 17675, 17850, 19089, 19125, 21210, 22725, 22950, 23625, 24038, 25250, 25755, 26775, 27270, 29750, 30906, 31815, 32130, 35350, 36057, 37875, 38178, 38250, 42925, 44625, 45450, 46359, 47250, 51510, 53025, 53550, 57375, 60095, 63630, 68175, 72114, 75750, 77265, 80325, 85850, 88375, 89250, 92718, 95445, 106050, 108171, 113625, 114750, 120190, 128775, 133875, 136350, 154530, 159075, 160650, 176750, 180285, 190890, 214625, 216342, 227250, 231795, 257550, 265125, 267750, 300475, 318150, 324513, 340875, 360570, 386325, 401625, 429250, 463590, 477225, 530250, 540855, 600950, 643875, 649026, 681750, 772650, 795375, 803250, 901425, 954450, 1081710, 1158975, 1287750, 1502375, 1590750, 1622565, 1802850, 1931625, 2317950, 2386125, 2704275, 3004750, 3245130, 3863250, 4507125, 4772250, 5408550, 5794875, 8112825, 9014250, 11589750, 13521375, 16225650, 27042750, 40564125, 81128250]

約数ペア:

[(1, 81128250), (2, 40564125), (3, 27042750), (5, 16225650), (6, 13521375), (7, 11589750), (9, 9014250), (10, 8112825), (14, 5794875), (15, 5408550), (17, 4772250), (18, 4507125), (21, 3863250), (25, 3245130), (27, 3004750), (30, 2704275), (34, 2386125), (35, 2317950), (42, 1931625), (45, 1802850), (50, 1622565), (51, 1590750), (54, 1502375), (63, 1287750), (70, 1158975), (75, 1081710), (85, 954450), (90, 901425), (101, 803250), (102, 795375), (105, 772650), (119, 681750), (125, 649026), (126, 643875), (135, 600950), (150, 540855), (153, 530250), (170, 477225), (175, 463590), (189, 429250), (202, 401625), (210, 386325), (225, 360570), (238, 340875), (250, 324513), (255, 318150), (270, 300475), (303, 267750), (306, 265125), (315, 257550), (350, 231795), (357, 227250), (375, 216342), (378, 214625), (425, 190890), (450, 180285), (459, 176750), (505, 160650), (510, 159075), (525, 154530), (595, 136350), (606, 133875), (630, 128775), (675, 120190), (707, 114750), (714, 113625), (750, 108171), (765, 106050), (850, 95445), (875, 92718), (909, 89250), (918, 88375), (945, 85850), (1010, 80325), (1050, 77265), (1071, 75750), (1125, 72114), (1190, 68175), (1275, 63630), (1350, 60095), (1414, 57375), (1515, 53550), (1530, 53025), (1575, 51510), (1717, 47250), (1750, 46359), (1785, 45450), (1818, 44625), (1890, 42925), (2121, 38250), (2125, 38178), (2142, 37875), (2250, 36057), (2295, 35350), (2525, 32130), (2550, 31815), (2625, 30906), (2727, 29750), (2975, 27270), (3030, 26775), (3150, 25755), (3213, 25250), (3375, 24038), (3434, 23625), (3535, 22950), (3570, 22725), (3825, 21210), (4242, 19125), (4250, 19089), (4545, 17850), (4590, 17675), (4725, 17170), (5050, 16065), (5151, 15750), (5250, 15453), (5355, 15150), (5454, 14875), (5950, 13635), (6363, 12750), (6375, 12726), (6426, 12625), (6750, 12019), (7070, 11475), (7575, 10710), (7650, 10605), (7875, 10302), (8585, 9450), (8925, 9090)]