305187750

素因数分解:

$2^1\times 3^4\times 5^3\times 7^1\times {\mathrm{2153}}^1$

素因数の和:2189

約数の個数: 160

約数和(自身を含む): 975813696

約数和(自身を除く): 670625946

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 25, 27, 30, 35, 42, 45, 50, 54, 63, 70, 75, 81, 90, 105, 125, 126, 135, 150, 162, 175, 189, 210, 225, 250, 270, 315, 350, 375, 378, 405, 450, 525, 567, 630, 675, 750, 810, 875, 945, 1050, 1125, 1134, 1350, 1575, 1750, 1890, 2025, 2153, 2250, 2625, 2835, 3150, 3375, 4050, 4306, 4725, 5250, 5670, 6459, 6750, 7875, 9450, 10125, 10765, 12918, 14175, 15071, 15750, 19377, 20250, 21530, 23625, 28350, 30142, 32295, 38754, 45213, 47250, 53825, 58131, 64590, 70875, 75355, 90426, 96885, 107650, 116262, 135639, 141750, 150710, 161475, 174393, 193770, 226065, 269125, 271278, 290655, 322950, 348786, 376775, 406917, 452130, 484425, 538250, 581310, 678195, 753550, 807375, 813834, 871965, 968850, 1130325, 1220751, 1356390, 1453275, 1614750, 1743930, 1883875, 2034585, 2260650, 2422125, 2441502, 2906550, 3390975, 3767750, 4069170, 4359825, 4844250, 5651625, 6103755, 6781950, 7266375, 8719650, 10172925, 11303250, 12207510, 14532750, 16954875, 20345850, 21799125, 30518775, 33909750, 43598250, 50864625, 61037550, 101729250, 152593875, 305187750]

約数ペア:

[(1, 305187750), (2, 152593875), (3, 101729250), (5, 61037550), (6, 50864625), (7, 43598250), (9, 33909750), (10, 30518775), (14, 21799125), (15, 20345850), (18, 16954875), (21, 14532750), (25, 12207510), (27, 11303250), (30, 10172925), (35, 8719650), (42, 7266375), (45, 6781950), (50, 6103755), (54, 5651625), (63, 4844250), (70, 4359825), (75, 4069170), (81, 3767750), (90, 3390975), (105, 2906550), (125, 2441502), (126, 2422125), (135, 2260650), (150, 2034585), (162, 1883875), (175, 1743930), (189, 1614750), (210, 1453275), (225, 1356390), (250, 1220751), (270, 1130325), (315, 968850), (350, 871965), (375, 813834), (378, 807375), (405, 753550), (450, 678195), (525, 581310), (567, 538250), (630, 484425), (675, 452130), (750, 406917), (810, 376775), (875, 348786), (945, 322950), (1050, 290655), (1125, 271278), (1134, 269125), (1350, 226065), (1575, 193770), (1750, 174393), (1890, 161475), (2025, 150710), (2153, 141750), (2250, 135639), (2625, 116262), (2835, 107650), (3150, 96885), (3375, 90426), (4050, 75355), (4306, 70875), (4725, 64590), (5250, 58131), (5670, 53825), (6459, 47250), (6750, 45213), (7875, 38754), (9450, 32295), (10125, 30142), (10765, 28350), (12918, 23625), (14175, 21530), (15071, 20250), (15750, 19377)]