1927800

素因数分解:

$2^3\times 3^4\times 5^2\times 7^1\times {\mathrm{17}}^1$

素因数の和:52

約数の個数: 240

約数和(自身を含む): 8102160

約数和(自身を除く): 6174360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 17, 18, 20, 21, 24, 25, 27, 28, 30, 34, 35, 36, 40, 42, 45, 50, 51, 54, 56, 60, 63, 68, 70, 72, 75, 81, 84, 85, 90, 100, 102, 105, 108, 119, 120, 126, 135, 136, 140, 150, 153, 162, 168, 170, 175, 180, 189, 200, 204, 210, 216, 225, 238, 252, 255, 270, 280, 300, 306, 315, 324, 340, 350, 357, 360, 378, 405, 408, 420, 425, 450, 459, 476, 504, 510, 525, 540, 567, 595, 600, 612, 630, 648, 675, 680, 700, 714, 756, 765, 810, 840, 850, 900, 918, 945, 952, 1020, 1050, 1071, 1080, 1134, 1190, 1224, 1260, 1275, 1350, 1377, 1400, 1428, 1512, 1530, 1575, 1620, 1700, 1785, 1800, 1836, 1890, 2025, 2040, 2100, 2142, 2268, 2295, 2380, 2520, 2550, 2700, 2754, 2835, 2856, 2975, 3060, 3150, 3213, 3240, 3400, 3570, 3672, 3780, 3825, 4050, 4200, 4284, 4536, 4590, 4725, 4760, 5100, 5355, 5400, 5508, 5670, 5950, 6120, 6300, 6426, 6885, 7140, 7560, 7650, 8100, 8568, 8925, 9180, 9450, 9639, 10200, 10710, 11016, 11340, 11475, 11900, 12600, 12852, 13770, 14175, 14280, 15300, 16065, 16200, 17850, 18360, 18900, 19278, 21420, 22680, 22950, 23800, 25704, 26775, 27540, 28350, 30600, 32130, 34425, 35700, 37800, 38556, 42840, 45900, 48195, 53550, 55080, 56700, 64260, 68850, 71400, 77112, 80325, 91800, 96390, 107100, 113400, 128520, 137700, 160650, 192780, 214200, 240975, 275400, 321300, 385560, 481950, 642600, 963900, 1927800]

約数ペア:

[(1, 1927800), (2, 963900), (3, 642600), (4, 481950), (5, 385560), (6, 321300), (7, 275400), (8, 240975), (9, 214200), (10, 192780), (12, 160650), (14, 137700), (15, 128520), (17, 113400), (18, 107100), (20, 96390), (21, 91800), (24, 80325), (25, 77112), (27, 71400), (28, 68850), (30, 64260), (34, 56700), (35, 55080), (36, 53550), (40, 48195), (42, 45900), (45, 42840), (50, 38556), (51, 37800), (54, 35700), (56, 34425), (60, 32130), (63, 30600), (68, 28350), (70, 27540), (72, 26775), (75, 25704), (81, 23800), (84, 22950), (85, 22680), (90, 21420), (100, 19278), (102, 18900), (105, 18360), (108, 17850), (119, 16200), (120, 16065), (126, 15300), (135, 14280), (136, 14175), (140, 13770), (150, 12852), (153, 12600), (162, 11900), (168, 11475), (170, 11340), (175, 11016), (180, 10710), (189, 10200), (200, 9639), (204, 9450), (210, 9180), (216, 8925), (225, 8568), (238, 8100), (252, 7650), (255, 7560), (270, 7140), (280, 6885), (300, 6426), (306, 6300), (315, 6120), (324, 5950), (340, 5670), (350, 5508), (357, 5400), (360, 5355), (378, 5100), (405, 4760), (408, 4725), (420, 4590), (425, 4536), (450, 4284), (459, 4200), (476, 4050), (504, 3825), (510, 3780), (525, 3672), (540, 3570), (567, 3400), (595, 3240), (600, 3213), (612, 3150), (630, 3060), (648, 2975), (675, 2856), (680, 2835), (700, 2754), (714, 2700), (756, 2550), (765, 2520), (810, 2380), (840, 2295), (850, 2268), (900, 2142), (918, 2100), (945, 2040), (952, 2025), (1020, 1890), (1050, 1836), (1071, 1800), (1080, 1785), (1134, 1700), (1190, 1620), (1224, 1575), (1260, 1530), (1275, 1512), (1350, 1428), (1377, 1400)]