1978906500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{157}}^1\times {\mathrm{2801}}^1$

素因数の和:2983

約数の個数: 144

約数和(自身を含む): 6284796336

約数和(自身を除く): 4305889836

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 125, 150, 157, 180, 225, 250, 300, 314, 375, 450, 471, 500, 628, 750, 785, 900, 942, 1125, 1413, 1500, 1570, 1884, 2250, 2355, 2801, 2826, 3140, 3925, 4500, 4710, 5602, 5652, 7065, 7850, 8403, 9420, 11204, 11775, 14005, 14130, 15700, 16806, 19625, 23550, 25209, 28010, 28260, 33612, 35325, 39250, 42015, 47100, 50418, 56020, 58875, 70025, 70650, 78500, 84030, 100836, 117750, 126045, 140050, 141300, 168060, 176625, 210075, 235500, 252090, 280100, 350125, 353250, 420150, 439757, 504180, 630225, 700250, 706500, 840300, 879514, 1050375, 1260450, 1319271, 1400500, 1759028, 2100750, 2198785, 2520900, 2638542, 3151125, 3957813, 4201500, 4397570, 5277084, 6302250, 6596355, 7915626, 8795140, 10993925, 12604500, 13192710, 15831252, 19789065, 21987850, 26385420, 32981775, 39578130, 43975700, 54969625, 65963550, 79156260, 98945325, 109939250, 131927100, 164908875, 197890650, 219878500, 329817750, 395781300, 494726625, 659635500, 989453250, 1978906500]

約数ペア:

[(1, 1978906500), (2, 989453250), (3, 659635500), (4, 494726625), (5, 395781300), (6, 329817750), (9, 219878500), (10, 197890650), (12, 164908875), (15, 131927100), (18, 109939250), (20, 98945325), (25, 79156260), (30, 65963550), (36, 54969625), (45, 43975700), (50, 39578130), (60, 32981775), (75, 26385420), (90, 21987850), (100, 19789065), (125, 15831252), (150, 13192710), (157, 12604500), (180, 10993925), (225, 8795140), (250, 7915626), (300, 6596355), (314, 6302250), (375, 5277084), (450, 4397570), (471, 4201500), (500, 3957813), (628, 3151125), (750, 2638542), (785, 2520900), (900, 2198785), (942, 2100750), (1125, 1759028), (1413, 1400500), (1500, 1319271), (1570, 1260450), (1884, 1050375), (2250, 879514), (2355, 840300), (2801, 706500), (2826, 700250), (3140, 630225), (3925, 504180), (4500, 439757), (4710, 420150), (5602, 353250), (5652, 350125), (7065, 280100), (7850, 252090), (8403, 235500), (9420, 210075), (11204, 176625), (11775, 168060), (14005, 141300), (14130, 140050), (15700, 126045), (16806, 117750), (19625, 100836), (23550, 84030), (25209, 78500), (28010, 70650), (28260, 70025), (33612, 58875), (35325, 56020), (39250, 50418), (42015, 47100)]