19553400

素因数分解:

$2^3\times 3^4\times 5^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1$

素因数の和:116

約数の個数: 240

約数和(自身を含む): 72919440

約数和(自身を除く): 53366040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 25, 27, 30, 34, 36, 40, 45, 50, 51, 54, 60, 68, 71, 72, 75, 81, 85, 90, 100, 102, 108, 120, 135, 136, 142, 150, 153, 162, 170, 180, 200, 204, 213, 216, 225, 255, 270, 284, 300, 306, 324, 340, 355, 360, 405, 408, 425, 426, 450, 459, 510, 540, 568, 600, 612, 639, 648, 675, 680, 710, 765, 810, 850, 852, 900, 918, 1020, 1065, 1080, 1207, 1224, 1275, 1278, 1350, 1377, 1420, 1530, 1620, 1700, 1704, 1775, 1800, 1836, 1917, 2025, 2040, 2130, 2295, 2414, 2550, 2556, 2700, 2754, 2840, 3060, 3195, 3240, 3400, 3550, 3621, 3672, 3825, 3834, 4050, 4260, 4590, 4828, 5100, 5112, 5325, 5400, 5508, 5751, 6035, 6120, 6390, 6885, 7100, 7242, 7650, 7668, 8100, 8520, 9180, 9585, 9656, 10200, 10650, 10863, 11016, 11475, 11502, 12070, 12780, 13770, 14200, 14484, 15300, 15336, 15975, 16200, 18105, 18360, 19170, 21300, 21726, 22950, 23004, 24140, 25560, 27540, 28755, 28968, 30175, 30600, 31950, 32589, 34425, 36210, 38340, 42600, 43452, 45900, 46008, 47925, 48280, 54315, 55080, 57510, 60350, 63900, 65178, 68850, 72420, 76680, 86904, 90525, 91800, 95850, 97767, 108630, 115020, 120700, 127800, 130356, 137700, 143775, 144840, 162945, 181050, 191700, 195534, 217260, 230040, 241400, 260712, 271575, 275400, 287550, 325890, 362100, 383400, 391068, 434520, 488835, 543150, 575100, 651780, 724200, 782136, 814725, 977670, 1086300, 1150200, 1303560, 1629450, 1955340, 2172600, 2444175, 3258900, 3910680, 4888350, 6517800, 9776700, 19553400]

約数ペア:

[(1, 19553400), (2, 9776700), (3, 6517800), (4, 4888350), (5, 3910680), (6, 3258900), (8, 2444175), (9, 2172600), (10, 1955340), (12, 1629450), (15, 1303560), (17, 1150200), (18, 1086300), (20, 977670), (24, 814725), (25, 782136), (27, 724200), (30, 651780), (34, 575100), (36, 543150), (40, 488835), (45, 434520), (50, 391068), (51, 383400), (54, 362100), (60, 325890), (68, 287550), (71, 275400), (72, 271575), (75, 260712), (81, 241400), (85, 230040), (90, 217260), (100, 195534), (102, 191700), (108, 181050), (120, 162945), (135, 144840), (136, 143775), (142, 137700), (150, 130356), (153, 127800), (162, 120700), (170, 115020), (180, 108630), (200, 97767), (204, 95850), (213, 91800), (216, 90525), (225, 86904), (255, 76680), (270, 72420), (284, 68850), (300, 65178), (306, 63900), (324, 60350), (340, 57510), (355, 55080), (360, 54315), (405, 48280), (408, 47925), (425, 46008), (426, 45900), (450, 43452), (459, 42600), (510, 38340), (540, 36210), (568, 34425), (600, 32589), (612, 31950), (639, 30600), (648, 30175), (675, 28968), (680, 28755), (710, 27540), (765, 25560), (810, 24140), (850, 23004), (852, 22950), (900, 21726), (918, 21300), (1020, 19170), (1065, 18360), (1080, 18105), (1207, 16200), (1224, 15975), (1275, 15336), (1278, 15300), (1350, 14484), (1377, 14200), (1420, 13770), (1530, 12780), (1620, 12070), (1700, 11502), (1704, 11475), (1775, 11016), (1800, 10863), (1836, 10650), (1917, 10200), (2025, 9656), (2040, 9585), (2130, 9180), (2295, 8520), (2414, 8100), (2550, 7668), (2556, 7650), (2700, 7242), (2754, 7100), (2840, 6885), (3060, 6390), (3195, 6120), (3240, 6035), (3400, 5751), (3550, 5508), (3621, 5400), (3672, 5325), (3825, 5112), (3834, 5100), (4050, 4828), (4260, 4590)]