78356250

素因数分解:

$2^1\times 3^2\times 5^5\times 7^1\times {\mathrm{199}}^1$

素因数の和:239

約数の個数: 144

約数和(自身を含む): 243734400

約数和(自身を除く): 165378150

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 25, 30, 35, 42, 45, 50, 63, 70, 75, 90, 105, 125, 126, 150, 175, 199, 210, 225, 250, 315, 350, 375, 398, 450, 525, 597, 625, 630, 750, 875, 995, 1050, 1125, 1194, 1250, 1393, 1575, 1750, 1791, 1875, 1990, 2250, 2625, 2786, 2985, 3125, 3150, 3582, 3750, 4179, 4375, 4975, 5250, 5625, 5970, 6250, 6965, 7875, 8358, 8750, 8955, 9375, 9950, 11250, 12537, 13125, 13930, 14925, 15750, 17910, 18750, 20895, 21875, 24875, 25074, 26250, 28125, 29850, 34825, 39375, 41790, 43750, 44775, 49750, 56250, 62685, 65625, 69650, 74625, 78750, 89550, 104475, 124375, 125370, 131250, 149250, 174125, 196875, 208950, 223875, 248750, 313425, 348250, 373125, 393750, 447750, 522375, 621875, 626850, 746250, 870625, 1044750, 1119375, 1243750, 1567125, 1741250, 1865625, 2238750, 2611875, 3134250, 3731250, 4353125, 5223750, 5596875, 7835625, 8706250, 11193750, 13059375, 15671250, 26118750, 39178125, 78356250]

約数ペア:

[(1, 78356250), (2, 39178125), (3, 26118750), (5, 15671250), (6, 13059375), (7, 11193750), (9, 8706250), (10, 7835625), (14, 5596875), (15, 5223750), (18, 4353125), (21, 3731250), (25, 3134250), (30, 2611875), (35, 2238750), (42, 1865625), (45, 1741250), (50, 1567125), (63, 1243750), (70, 1119375), (75, 1044750), (90, 870625), (105, 746250), (125, 626850), (126, 621875), (150, 522375), (175, 447750), (199, 393750), (210, 373125), (225, 348250), (250, 313425), (315, 248750), (350, 223875), (375, 208950), (398, 196875), (450, 174125), (525, 149250), (597, 131250), (625, 125370), (630, 124375), (750, 104475), (875, 89550), (995, 78750), (1050, 74625), (1125, 69650), (1194, 65625), (1250, 62685), (1393, 56250), (1575, 49750), (1750, 44775), (1791, 43750), (1875, 41790), (1990, 39375), (2250, 34825), (2625, 29850), (2786, 28125), (2985, 26250), (3125, 25074), (3150, 24875), (3582, 21875), (3750, 20895), (4179, 18750), (4375, 17910), (4975, 15750), (5250, 14925), (5625, 13930), (5970, 13125), (6250, 12537), (6965, 11250), (7875, 9950), (8358, 9375), (8750, 8955)]