51777810

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{59}}^1\times {\mathrm{199}}^1$

素因数の和:285

約数の個数: 144

約数和(自身を含む): 160056000

約数和(自身を除く): 108278190

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 49, 59, 63, 70, 90, 98, 105, 118, 126, 147, 177, 199, 210, 245, 294, 295, 315, 354, 398, 413, 441, 490, 531, 590, 597, 630, 735, 826, 882, 885, 995, 1062, 1194, 1239, 1393, 1470, 1770, 1791, 1990, 2065, 2205, 2478, 2655, 2786, 2891, 2985, 3582, 3717, 4130, 4179, 4410, 5310, 5782, 5970, 6195, 6965, 7434, 8358, 8673, 8955, 9751, 11741, 12390, 12537, 13930, 14455, 17346, 17910, 18585, 19502, 20895, 23482, 25074, 26019, 28910, 29253, 35223, 37170, 41790, 43365, 48755, 52038, 58506, 58705, 62685, 70446, 82187, 86730, 87759, 97510, 105669, 117410, 125370, 130095, 146265, 164374, 175518, 176115, 211338, 246561, 260190, 292530, 352230, 410935, 438795, 493122, 528345, 575309, 739683, 821870, 877590, 1056690, 1150618, 1232805, 1479366, 1725927, 2465610, 2876545, 3451854, 3698415, 5177781, 5753090, 7396830, 8629635, 10355562, 17259270, 25888905, 51777810]

約数ペア:

[(1, 51777810), (2, 25888905), (3, 17259270), (5, 10355562), (6, 8629635), (7, 7396830), (9, 5753090), (10, 5177781), (14, 3698415), (15, 3451854), (18, 2876545), (21, 2465610), (30, 1725927), (35, 1479366), (42, 1232805), (45, 1150618), (49, 1056690), (59, 877590), (63, 821870), (70, 739683), (90, 575309), (98, 528345), (105, 493122), (118, 438795), (126, 410935), (147, 352230), (177, 292530), (199, 260190), (210, 246561), (245, 211338), (294, 176115), (295, 175518), (315, 164374), (354, 146265), (398, 130095), (413, 125370), (441, 117410), (490, 105669), (531, 97510), (590, 87759), (597, 86730), (630, 82187), (735, 70446), (826, 62685), (882, 58705), (885, 58506), (995, 52038), (1062, 48755), (1194, 43365), (1239, 41790), (1393, 37170), (1470, 35223), (1770, 29253), (1791, 28910), (1990, 26019), (2065, 25074), (2205, 23482), (2478, 20895), (2655, 19502), (2786, 18585), (2891, 17910), (2985, 17346), (3582, 14455), (3717, 13930), (4130, 12537), (4179, 12390), (4410, 11741), (5310, 9751), (5782, 8955), (5970, 8673), (6195, 8358), (6965, 7434)]