28746000

素因数分解:

$2^4\times 3^2\times 5^3\times {\mathrm{1597}}^1$

素因数の和:1626

約数の個数: 120

約数和(自身を含む): 100463064

約数和(自身を除く): 71717064

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 36, 40, 45, 48, 50, 60, 72, 75, 80, 90, 100, 120, 125, 144, 150, 180, 200, 225, 240, 250, 300, 360, 375, 400, 450, 500, 600, 720, 750, 900, 1000, 1125, 1200, 1500, 1597, 1800, 2000, 2250, 3000, 3194, 3600, 4500, 4791, 6000, 6388, 7985, 9000, 9582, 12776, 14373, 15970, 18000, 19164, 23955, 25552, 28746, 31940, 38328, 39925, 47910, 57492, 63880, 71865, 76656, 79850, 95820, 114984, 119775, 127760, 143730, 159700, 191640, 199625, 229968, 239550, 287460, 319400, 359325, 383280, 399250, 479100, 574920, 598875, 638800, 718650, 798500, 958200, 1149840, 1197750, 1437300, 1597000, 1796625, 1916400, 2395500, 2874600, 3194000, 3593250, 4791000, 5749200, 7186500, 9582000, 14373000, 28746000]

約数ペア:

[(1, 28746000), (2, 14373000), (3, 9582000), (4, 7186500), (5, 5749200), (6, 4791000), (8, 3593250), (9, 3194000), (10, 2874600), (12, 2395500), (15, 1916400), (16, 1796625), (18, 1597000), (20, 1437300), (24, 1197750), (25, 1149840), (30, 958200), (36, 798500), (40, 718650), (45, 638800), (48, 598875), (50, 574920), (60, 479100), (72, 399250), (75, 383280), (80, 359325), (90, 319400), (100, 287460), (120, 239550), (125, 229968), (144, 199625), (150, 191640), (180, 159700), (200, 143730), (225, 127760), (240, 119775), (250, 114984), (300, 95820), (360, 79850), (375, 76656), (400, 71865), (450, 63880), (500, 57492), (600, 47910), (720, 39925), (750, 38328), (900, 31940), (1000, 28746), (1125, 25552), (1200, 23955), (1500, 19164), (1597, 18000), (1800, 15970), (2000, 14373), (2250, 12776), (3000, 9582), (3194, 9000), (3600, 7985), (4500, 6388), (4791, 6000)]