256703400

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{8389}}^1$

素因数の和:8428

約数の個数: 144

約数和(自身を含む): 912915900

約数和(自身を除く): 656212500

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 25, 30, 34, 36, 40, 45, 50, 51, 60, 68, 72, 75, 85, 90, 100, 102, 120, 136, 150, 153, 170, 180, 200, 204, 225, 255, 300, 306, 340, 360, 408, 425, 450, 510, 600, 612, 680, 765, 850, 900, 1020, 1224, 1275, 1530, 1700, 1800, 2040, 2550, 3060, 3400, 3825, 5100, 6120, 7650, 8389, 10200, 15300, 16778, 25167, 30600, 33556, 41945, 50334, 67112, 75501, 83890, 100668, 125835, 142613, 151002, 167780, 201336, 209725, 251670, 285226, 302004, 335560, 377505, 419450, 427839, 503340, 570452, 604008, 629175, 713065, 755010, 838900, 855678, 1006680, 1140904, 1258350, 1283517, 1426130, 1510020, 1677800, 1711356, 1887525, 2139195, 2516700, 2567034, 2852260, 3020040, 3422712, 3565325, 3775050, 4278390, 5033400, 5134068, 5704520, 6417585, 7130650, 7550100, 8556780, 10268136, 10695975, 12835170, 14261300, 15100200, 17113560, 21391950, 25670340, 28522600, 32087925, 42783900, 51340680, 64175850, 85567800, 128351700, 256703400]

約数ペア:

[(1, 256703400), (2, 128351700), (3, 85567800), (4, 64175850), (5, 51340680), (6, 42783900), (8, 32087925), (9, 28522600), (10, 25670340), (12, 21391950), (15, 17113560), (17, 15100200), (18, 14261300), (20, 12835170), (24, 10695975), (25, 10268136), (30, 8556780), (34, 7550100), (36, 7130650), (40, 6417585), (45, 5704520), (50, 5134068), (51, 5033400), (60, 4278390), (68, 3775050), (72, 3565325), (75, 3422712), (85, 3020040), (90, 2852260), (100, 2567034), (102, 2516700), (120, 2139195), (136, 1887525), (150, 1711356), (153, 1677800), (170, 1510020), (180, 1426130), (200, 1283517), (204, 1258350), (225, 1140904), (255, 1006680), (300, 855678), (306, 838900), (340, 755010), (360, 713065), (408, 629175), (425, 604008), (450, 570452), (510, 503340), (600, 427839), (612, 419450), (680, 377505), (765, 335560), (850, 302004), (900, 285226), (1020, 251670), (1224, 209725), (1275, 201336), (1530, 167780), (1700, 151002), (1800, 142613), (2040, 125835), (2550, 100668), (3060, 83890), (3400, 75501), (3825, 67112), (5100, 50334), (6120, 41945), (7650, 33556), (8389, 30600), (10200, 25167), (15300, 16778)]