28118700

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{157}}^1\times {\mathrm{199}}^1$

素因数の和:376

約数の個数: 108

約数和(自身を含む): 89143600

約数和(自身を除く): 61024900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 150, 157, 180, 199, 225, 300, 314, 398, 450, 471, 597, 628, 785, 796, 900, 942, 995, 1194, 1413, 1570, 1791, 1884, 1990, 2355, 2388, 2826, 2985, 3140, 3582, 3925, 3980, 4710, 4975, 5652, 5970, 7065, 7164, 7850, 8955, 9420, 9950, 11775, 11940, 14130, 14925, 15700, 17910, 19900, 23550, 28260, 29850, 31243, 35325, 35820, 44775, 47100, 59700, 62486, 70650, 89550, 93729, 124972, 141300, 156215, 179100, 187458, 281187, 312430, 374916, 468645, 562374, 624860, 781075, 937290, 1124748, 1405935, 1562150, 1874580, 2343225, 2811870, 3124300, 4686450, 5623740, 7029675, 9372900, 14059350, 28118700]

約数ペア:

[(1, 28118700), (2, 14059350), (3, 9372900), (4, 7029675), (5, 5623740), (6, 4686450), (9, 3124300), (10, 2811870), (12, 2343225), (15, 1874580), (18, 1562150), (20, 1405935), (25, 1124748), (30, 937290), (36, 781075), (45, 624860), (50, 562374), (60, 468645), (75, 374916), (90, 312430), (100, 281187), (150, 187458), (157, 179100), (180, 156215), (199, 141300), (225, 124972), (300, 93729), (314, 89550), (398, 70650), (450, 62486), (471, 59700), (597, 47100), (628, 44775), (785, 35820), (796, 35325), (900, 31243), (942, 29850), (995, 28260), (1194, 23550), (1413, 19900), (1570, 17910), (1791, 15700), (1884, 14925), (1990, 14130), (2355, 11940), (2388, 11775), (2826, 9950), (2985, 9420), (3140, 8955), (3582, 7850), (3925, 7164), (3980, 7065), (4710, 5970), (4975, 5652)]