30715650

素因数分解:

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

素因数の和:238

約数の個数: 144

約数和(自身を含む): 96720000

約数和(自身を除く): 66004350

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 25, 30, 35, 42, 45, 49, 50, 63, 70, 75, 90, 98, 105, 126, 147, 150, 175, 199, 210, 225, 245, 294, 315, 343, 350, 398, 441, 450, 490, 525, 597, 630, 686, 735, 882, 995, 1029, 1050, 1194, 1225, 1393, 1470, 1575, 1715, 1791, 1990, 2058, 2205, 2450, 2786, 2985, 3087, 3150, 3430, 3582, 3675, 4179, 4410, 4975, 5145, 5970, 6174, 6965, 7350, 8358, 8575, 8955, 9751, 9950, 10290, 11025, 12537, 13930, 14925, 15435, 17150, 17910, 19502, 20895, 22050, 25074, 25725, 29253, 29850, 30870, 34825, 41790, 44775, 48755, 51450, 58506, 62685, 68257, 69650, 77175, 87759, 89550, 97510, 104475, 125370, 136514, 146265, 154350, 175518, 204771, 208950, 243775, 292530, 313425, 341285, 409542, 438795, 487550, 614313, 626850, 682570, 731325, 877590, 1023855, 1228626, 1462650, 1706425, 2047710, 2193975, 3071565, 3412850, 4387950, 5119275, 6143130, 10238550, 15357825, 30715650]

約数ペア:

[(1, 30715650), (2, 15357825), (3, 10238550), (5, 6143130), (6, 5119275), (7, 4387950), (9, 3412850), (10, 3071565), (14, 2193975), (15, 2047710), (18, 1706425), (21, 1462650), (25, 1228626), (30, 1023855), (35, 877590), (42, 731325), (45, 682570), (49, 626850), (50, 614313), (63, 487550), (70, 438795), (75, 409542), (90, 341285), (98, 313425), (105, 292530), (126, 243775), (147, 208950), (150, 204771), (175, 175518), (199, 154350), (210, 146265), (225, 136514), (245, 125370), (294, 104475), (315, 97510), (343, 89550), (350, 87759), (398, 77175), (441, 69650), (450, 68257), (490, 62685), (525, 58506), (597, 51450), (630, 48755), (686, 44775), (735, 41790), (882, 34825), (995, 30870), (1029, 29850), (1050, 29253), (1194, 25725), (1225, 25074), (1393, 22050), (1470, 20895), (1575, 19502), (1715, 17910), (1791, 17150), (1990, 15435), (2058, 14925), (2205, 13930), (2450, 12537), (2786, 11025), (2985, 10290), (3087, 9950), (3150, 9751), (3430, 8955), (3582, 8575), (3675, 8358), (4179, 7350), (4410, 6965), (4975, 6174), (5145, 5970)]