81868500

素因数分解:

$2^2\times 3^2\times 5^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1$

素因数の和:168

約数の個数: 288

約数和(自身を含む): 310722048

約数和(自身を除く): 228853548

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 23, 25, 28, 30, 35, 36, 42, 45, 46, 50, 60, 63, 69, 70, 75, 84, 90, 92, 100, 105, 113, 115, 125, 126, 138, 140, 150, 161, 175, 180, 207, 210, 225, 226, 230, 250, 252, 276, 300, 315, 322, 339, 345, 350, 375, 414, 420, 450, 452, 460, 483, 500, 525, 565, 575, 630, 644, 678, 690, 700, 750, 791, 805, 828, 875, 900, 966, 1017, 1035, 1050, 1125, 1130, 1150, 1260, 1356, 1380, 1449, 1500, 1575, 1582, 1610, 1695, 1725, 1750, 1932, 2034, 2070, 2100, 2250, 2260, 2300, 2373, 2415, 2599, 2625, 2825, 2875, 2898, 3150, 3164, 3220, 3390, 3450, 3500, 3955, 4025, 4068, 4140, 4500, 4746, 4830, 5085, 5175, 5198, 5250, 5650, 5750, 5796, 6300, 6780, 6900, 7119, 7245, 7797, 7875, 7910, 8050, 8475, 8625, 9492, 9660, 10170, 10350, 10396, 10500, 11300, 11500, 11865, 12075, 12995, 14125, 14238, 14490, 15594, 15750, 15820, 16100, 16950, 17250, 18193, 19775, 20125, 20340, 20700, 23391, 23730, 24150, 25425, 25875, 25990, 28250, 28476, 28980, 31188, 31500, 33900, 34500, 35595, 36225, 36386, 38985, 39550, 40250, 42375, 46782, 47460, 48300, 50850, 51750, 51980, 54579, 56500, 59325, 60375, 64975, 71190, 72450, 72772, 77970, 79100, 80500, 84750, 90965, 93564, 98875, 101700, 103500, 109158, 116955, 118650, 120750, 127125, 129950, 142380, 144900, 155940, 163737, 169500, 177975, 181125, 181930, 194925, 197750, 218316, 233910, 237300, 241500, 254250, 259900, 272895, 296625, 324875, 327474, 355950, 362250, 363860, 389850, 395500, 454825, 467820, 508500, 545790, 584775, 593250, 649750, 654948, 711900, 724500, 779700, 818685, 889875, 909650, 974625, 1091580, 1169550, 1186500, 1299500, 1364475, 1637370, 1779750, 1819300, 1949250, 2274125, 2339100, 2728950, 2923875, 3274740, 3559500, 3898500, 4093425, 4548250, 5457900, 5847750, 6822375, 8186850, 9096500, 11695500, 13644750, 16373700, 20467125, 27289500, 40934250, 81868500]

約数ペア:

[(1, 81868500), (2, 40934250), (3, 27289500), (4, 20467125), (5, 16373700), (6, 13644750), (7, 11695500), (9, 9096500), (10, 8186850), (12, 6822375), (14, 5847750), (15, 5457900), (18, 4548250), (20, 4093425), (21, 3898500), (23, 3559500), (25, 3274740), (28, 2923875), (30, 2728950), (35, 2339100), (36, 2274125), (42, 1949250), (45, 1819300), (46, 1779750), (50, 1637370), (60, 1364475), (63, 1299500), (69, 1186500), (70, 1169550), (75, 1091580), (84, 974625), (90, 909650), (92, 889875), (100, 818685), (105, 779700), (113, 724500), (115, 711900), (125, 654948), (126, 649750), (138, 593250), (140, 584775), (150, 545790), (161, 508500), (175, 467820), (180, 454825), (207, 395500), (210, 389850), (225, 363860), (226, 362250), (230, 355950), (250, 327474), (252, 324875), (276, 296625), (300, 272895), (315, 259900), (322, 254250), (339, 241500), (345, 237300), (350, 233910), (375, 218316), (414, 197750), (420, 194925), (450, 181930), (452, 181125), (460, 177975), (483, 169500), (500, 163737), (525, 155940), (565, 144900), (575, 142380), (630, 129950), (644, 127125), (678, 120750), (690, 118650), (700, 116955), (750, 109158), (791, 103500), (805, 101700), (828, 98875), (875, 93564), (900, 90965), (966, 84750), (1017, 80500), (1035, 79100), (1050, 77970), (1125, 72772), (1130, 72450), (1150, 71190), (1260, 64975), (1356, 60375), (1380, 59325), (1449, 56500), (1500, 54579), (1575, 51980), (1582, 51750), (1610, 50850), (1695, 48300), (1725, 47460), (1750, 46782), (1932, 42375), (2034, 40250), (2070, 39550), (2100, 38985), (2250, 36386), (2260, 36225), (2300, 35595), (2373, 34500), (2415, 33900), (2599, 31500), (2625, 31188), (2825, 28980), (2875, 28476), (2898, 28250), (3150, 25990), (3164, 25875), (3220, 25425), (3390, 24150), (3450, 23730), (3500, 23391), (3955, 20700), (4025, 20340), (4068, 20125), (4140, 19775), (4500, 18193), (4746, 17250), (4830, 16950), (5085, 16100), (5175, 15820), (5198, 15750), (5250, 15594), (5650, 14490), (5750, 14238), (5796, 14125), (6300, 12995), (6780, 12075), (6900, 11865), (7119, 11500), (7245, 11300), (7797, 10500), (7875, 10396), (7910, 10350), (8050, 10170), (8475, 9660), (8625, 9492)]