639769500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{17}}^1\times {\mathrm{8363}}^1$

素因数の和:8405

約数の個数: 144

約数和(自身を含む): 2137236192

約数和(自身を除く): 1497466692

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 25, 30, 34, 36, 45, 50, 51, 60, 68, 75, 85, 90, 100, 102, 125, 150, 153, 170, 180, 204, 225, 250, 255, 300, 306, 340, 375, 425, 450, 500, 510, 612, 750, 765, 850, 900, 1020, 1125, 1275, 1500, 1530, 1700, 2125, 2250, 2550, 3060, 3825, 4250, 4500, 5100, 6375, 7650, 8363, 8500, 12750, 15300, 16726, 19125, 25089, 25500, 33452, 38250, 41815, 50178, 75267, 76500, 83630, 100356, 125445, 142171, 150534, 167260, 209075, 250890, 284342, 301068, 376335, 418150, 426513, 501780, 568684, 627225, 710855, 752670, 836300, 853026, 1045375, 1254450, 1279539, 1421710, 1505340, 1706052, 1881675, 2090750, 2132565, 2508900, 2559078, 2843420, 3136125, 3554275, 3763350, 4181500, 4265130, 5118156, 6272250, 6397695, 7108550, 7526700, 8530260, 9408375, 10662825, 12544500, 12795390, 14217100, 17771375, 18816750, 21325650, 25590780, 31988475, 35542750, 37633500, 42651300, 53314125, 63976950, 71085500, 106628250, 127953900, 159942375, 213256500, 319884750, 639769500]

約数ペア:

[(1, 639769500), (2, 319884750), (3, 213256500), (4, 159942375), (5, 127953900), (6, 106628250), (9, 71085500), (10, 63976950), (12, 53314125), (15, 42651300), (17, 37633500), (18, 35542750), (20, 31988475), (25, 25590780), (30, 21325650), (34, 18816750), (36, 17771375), (45, 14217100), (50, 12795390), (51, 12544500), (60, 10662825), (68, 9408375), (75, 8530260), (85, 7526700), (90, 7108550), (100, 6397695), (102, 6272250), (125, 5118156), (150, 4265130), (153, 4181500), (170, 3763350), (180, 3554275), (204, 3136125), (225, 2843420), (250, 2559078), (255, 2508900), (300, 2132565), (306, 2090750), (340, 1881675), (375, 1706052), (425, 1505340), (450, 1421710), (500, 1279539), (510, 1254450), (612, 1045375), (750, 853026), (765, 836300), (850, 752670), (900, 710855), (1020, 627225), (1125, 568684), (1275, 501780), (1500, 426513), (1530, 418150), (1700, 376335), (2125, 301068), (2250, 284342), (2550, 250890), (3060, 209075), (3825, 167260), (4250, 150534), (4500, 142171), (5100, 125445), (6375, 100356), (7650, 83630), (8363, 76500), (8500, 75267), (12750, 50178), (15300, 41815), (16726, 38250), (19125, 33452), (25089, 25500)]