909820380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{461}}^1$

素因数の和:644

約数の個数: 192

約数和(自身を含む): 3020193792

約数和(自身を除く): 2110373412

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 37, 42, 60, 70, 74, 84, 105, 111, 127, 140, 148, 185, 210, 222, 254, 259, 370, 381, 420, 444, 461, 508, 518, 555, 635, 740, 762, 777, 889, 922, 1036, 1110, 1270, 1295, 1383, 1524, 1554, 1778, 1844, 1905, 2220, 2305, 2540, 2590, 2667, 2766, 3108, 3227, 3556, 3810, 3885, 4445, 4610, 4699, 5180, 5334, 5532, 6454, 6915, 7620, 7770, 8890, 9220, 9398, 9681, 10668, 12908, 13335, 13830, 14097, 15540, 16135, 17057, 17780, 18796, 19362, 23495, 26670, 27660, 28194, 32270, 32893, 34114, 38724, 46990, 48405, 51171, 53340, 56388, 58547, 64540, 65786, 68228, 70485, 85285, 93980, 96810, 98679, 102342, 117094, 119399, 131572, 140970, 164465, 170570, 175641, 193620, 197358, 204684, 234188, 238798, 255855, 281940, 292735, 328930, 341140, 351282, 358197, 394716, 409829, 477596, 493395, 511710, 585470, 596995, 657860, 702564, 716394, 819658, 878205, 986790, 1023420, 1170940, 1193990, 1229487, 1432788, 1639316, 1756410, 1790985, 1973580, 2049145, 2166239, 2387980, 2458974, 3512820, 3581970, 4098290, 4332478, 4917948, 6147435, 6498717, 7163940, 8196580, 8664956, 10831195, 12294870, 12997434, 15163673, 21662390, 24589740, 25994868, 30327346, 32493585, 43324780, 45491019, 60654692, 64987170, 75818365, 90982038, 129974340, 151636730, 181964076, 227455095, 303273460, 454910190, 909820380]

約数ペア:

[(1, 909820380), (2, 454910190), (3, 303273460), (4, 227455095), (5, 181964076), (6, 151636730), (7, 129974340), (10, 90982038), (12, 75818365), (14, 64987170), (15, 60654692), (20, 45491019), (21, 43324780), (28, 32493585), (30, 30327346), (35, 25994868), (37, 24589740), (42, 21662390), (60, 15163673), (70, 12997434), (74, 12294870), (84, 10831195), (105, 8664956), (111, 8196580), (127, 7163940), (140, 6498717), (148, 6147435), (185, 4917948), (210, 4332478), (222, 4098290), (254, 3581970), (259, 3512820), (370, 2458974), (381, 2387980), (420, 2166239), (444, 2049145), (461, 1973580), (508, 1790985), (518, 1756410), (555, 1639316), (635, 1432788), (740, 1229487), (762, 1193990), (777, 1170940), (889, 1023420), (922, 986790), (1036, 878205), (1110, 819658), (1270, 716394), (1295, 702564), (1383, 657860), (1524, 596995), (1554, 585470), (1778, 511710), (1844, 493395), (1905, 477596), (2220, 409829), (2305, 394716), (2540, 358197), (2590, 351282), (2667, 341140), (2766, 328930), (3108, 292735), (3227, 281940), (3556, 255855), (3810, 238798), (3885, 234188), (4445, 204684), (4610, 197358), (4699, 193620), (5180, 175641), (5334, 170570), (5532, 164465), (6454, 140970), (6915, 131572), (7620, 119399), (7770, 117094), (8890, 102342), (9220, 98679), (9398, 96810), (9681, 93980), (10668, 85285), (12908, 70485), (13335, 68228), (13830, 65786), (14097, 64540), (15540, 58547), (16135, 56388), (17057, 53340), (17780, 51171), (18796, 48405), (19362, 46990), (23495, 38724), (26670, 34114), (27660, 32893), (28194, 32270)]