28457100

素因数分解:

$2^2\times 3^2\times 5^2\times 7^1\times {\mathrm{4517}}^1$

素因数の和:4544

約数の個数: 108

約数和(自身を含む): 101962224

約数和(自身を除く): 73505124

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 28, 30, 35, 36, 42, 45, 50, 60, 63, 70, 75, 84, 90, 100, 105, 126, 140, 150, 175, 180, 210, 225, 252, 300, 315, 350, 420, 450, 525, 630, 700, 900, 1050, 1260, 1575, 2100, 3150, 4517, 6300, 9034, 13551, 18068, 22585, 27102, 31619, 40653, 45170, 54204, 63238, 67755, 81306, 90340, 94857, 112925, 126476, 135510, 158095, 162612, 189714, 203265, 225850, 271020, 284571, 316190, 338775, 379428, 406530, 451700, 474285, 569142, 632380, 677550, 790475, 813060, 948570, 1016325, 1138284, 1355100, 1422855, 1580950, 1897140, 2032650, 2371425, 2845710, 3161900, 4065300, 4742850, 5691420, 7114275, 9485700, 14228550, 28457100]

約数ペア:

[(1, 28457100), (2, 14228550), (3, 9485700), (4, 7114275), (5, 5691420), (6, 4742850), (7, 4065300), (9, 3161900), (10, 2845710), (12, 2371425), (14, 2032650), (15, 1897140), (18, 1580950), (20, 1422855), (21, 1355100), (25, 1138284), (28, 1016325), (30, 948570), (35, 813060), (36, 790475), (42, 677550), (45, 632380), (50, 569142), (60, 474285), (63, 451700), (70, 406530), (75, 379428), (84, 338775), (90, 316190), (100, 284571), (105, 271020), (126, 225850), (140, 203265), (150, 189714), (175, 162612), (180, 158095), (210, 135510), (225, 126476), (252, 112925), (300, 94857), (315, 90340), (350, 81306), (420, 67755), (450, 63238), (525, 54204), (630, 45170), (700, 40653), (900, 31619), (1050, 27102), (1260, 22585), (1575, 18068), (2100, 13551), (3150, 9034), (4517, 6300)]