399213900

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{199}}^1\times {\mathrm{743}}^1$

素因数の和:965

約数の個数: 144

約数和(自身を含む): 1291584000

約数和(自身を除く): 892370100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 90, 100, 108, 135, 150, 180, 199, 225, 270, 300, 398, 450, 540, 597, 675, 743, 796, 900, 995, 1194, 1350, 1486, 1791, 1990, 2229, 2388, 2700, 2972, 2985, 3582, 3715, 3980, 4458, 4975, 5373, 5970, 6687, 7164, 7430, 8916, 8955, 9950, 10746, 11145, 11940, 13374, 14860, 14925, 17910, 18575, 19900, 20061, 21492, 22290, 26748, 26865, 29850, 33435, 35820, 37150, 40122, 44580, 44775, 53730, 55725, 59700, 66870, 74300, 80244, 89550, 100305, 107460, 111450, 133740, 134325, 147857, 167175, 179100, 200610, 222900, 268650, 295714, 334350, 401220, 443571, 501525, 537300, 591428, 668700, 739285, 887142, 1003050, 1330713, 1478570, 1774284, 2006100, 2217855, 2661426, 2957140, 3696425, 3992139, 4435710, 5322852, 6653565, 7392850, 7984278, 8871420, 11089275, 13307130, 14785700, 15968556, 19960695, 22178550, 26614260, 33267825, 39921390, 44357100, 66535650, 79842780, 99803475, 133071300, 199606950, 399213900]

約数ペア:

[(1, 399213900), (2, 199606950), (3, 133071300), (4, 99803475), (5, 79842780), (6, 66535650), (9, 44357100), (10, 39921390), (12, 33267825), (15, 26614260), (18, 22178550), (20, 19960695), (25, 15968556), (27, 14785700), (30, 13307130), (36, 11089275), (45, 8871420), (50, 7984278), (54, 7392850), (60, 6653565), (75, 5322852), (90, 4435710), (100, 3992139), (108, 3696425), (135, 2957140), (150, 2661426), (180, 2217855), (199, 2006100), (225, 1774284), (270, 1478570), (300, 1330713), (398, 1003050), (450, 887142), (540, 739285), (597, 668700), (675, 591428), (743, 537300), (796, 501525), (900, 443571), (995, 401220), (1194, 334350), (1350, 295714), (1486, 268650), (1791, 222900), (1990, 200610), (2229, 179100), (2388, 167175), (2700, 147857), (2972, 134325), (2985, 133740), (3582, 111450), (3715, 107460), (3980, 100305), (4458, 89550), (4975, 80244), (5373, 74300), (5970, 66870), (6687, 59700), (7164, 55725), (7430, 53730), (8916, 44775), (8955, 44580), (9950, 40122), (10746, 37150), (11145, 35820), (11940, 33435), (13374, 29850), (14860, 26865), (14925, 26748), (17910, 22290), (18575, 21492), (19900, 20061)]