248859450

素因数分解:

$2^1\times 3^2\times 5^2\times 7^1\times {\mathrm{199}}^1\times {\mathrm{397}}^1$

素因数の和:621

約数の個数: 144

約数和(自身を含む): 769891200

約数和(自身を除く): 521031750

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, 126, 150, 175, 199, 210, 225, 315, 350, 397, 398, 450, 525, 597, 630, 794, 995, 1050, 1191, 1194, 1393, 1575, 1791, 1985, 1990, 2382, 2779, 2786, 2985, 3150, 3573, 3582, 3970, 4179, 4975, 5558, 5955, 5970, 6965, 7146, 8337, 8358, 8955, 9925, 9950, 11910, 12537, 13895, 13930, 14925, 16674, 17865, 17910, 19850, 20895, 25011, 25074, 27790, 29775, 29850, 34825, 35730, 41685, 41790, 44775, 50022, 59550, 62685, 69475, 69650, 79003, 83370, 89325, 89550, 104475, 125055, 125370, 138950, 158006, 178650, 208425, 208950, 237009, 250110, 313425, 395015, 416850, 474018, 553021, 625275, 626850, 711027, 790030, 1106042, 1185045, 1250550, 1422054, 1659063, 1975075, 2370090, 2765105, 3318126, 3555135, 3950150, 4977189, 5530210, 5925225, 7110270, 8295315, 9954378, 11850450, 13825525, 16590630, 17775675, 24885945, 27651050, 35551350, 41476575, 49771890, 82953150, 124429725, 248859450]

約数ペア:

[(1, 248859450), (2, 124429725), (3, 82953150), (5, 49771890), (6, 41476575), (7, 35551350), (9, 27651050), (10, 24885945), (14, 17775675), (15, 16590630), (18, 13825525), (21, 11850450), (25, 9954378), (30, 8295315), (35, 7110270), (42, 5925225), (45, 5530210), (50, 4977189), (63, 3950150), (70, 3555135), (75, 3318126), (90, 2765105), (105, 2370090), (126, 1975075), (150, 1659063), (175, 1422054), (199, 1250550), (210, 1185045), (225, 1106042), (315, 790030), (350, 711027), (397, 626850), (398, 625275), (450, 553021), (525, 474018), (597, 416850), (630, 395015), (794, 313425), (995, 250110), (1050, 237009), (1191, 208950), (1194, 208425), (1393, 178650), (1575, 158006), (1791, 138950), (1985, 125370), (1990, 125055), (2382, 104475), (2779, 89550), (2786, 89325), (2985, 83370), (3150, 79003), (3573, 69650), (3582, 69475), (3970, 62685), (4179, 59550), (4975, 50022), (5558, 44775), (5955, 41790), (5970, 41685), (6965, 35730), (7146, 34825), (8337, 29850), (8358, 29775), (8955, 27790), (9925, 25074), (9950, 25011), (11910, 20895), (12537, 19850), (13895, 17910), (13930, 17865), (14925, 16674)]