244556520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{389}}^1$

素因数の和:460

約数の個数: 192

約数和(自身を含む): 822182400

約数和(自身を除く): 577625880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 31, 39, 40, 52, 60, 62, 65, 78, 93, 104, 120, 124, 130, 155, 156, 169, 186, 195, 248, 260, 310, 312, 338, 372, 389, 390, 403, 465, 507, 520, 620, 676, 744, 778, 780, 806, 845, 930, 1014, 1167, 1209, 1240, 1352, 1556, 1560, 1612, 1690, 1860, 1945, 2015, 2028, 2334, 2418, 2535, 3112, 3224, 3380, 3720, 3890, 4030, 4056, 4668, 4836, 5057, 5070, 5239, 5835, 6045, 6760, 7780, 8060, 9336, 9672, 10114, 10140, 10478, 11670, 12059, 12090, 15171, 15560, 15717, 16120, 20228, 20280, 20956, 23340, 24118, 24180, 25285, 26195, 30342, 31434, 36177, 40456, 41912, 46680, 48236, 48360, 50570, 52390, 60295, 60684, 62868, 65741, 72354, 75855, 78585, 96472, 101140, 104780, 120590, 121368, 125736, 131482, 144708, 151710, 156767, 157170, 180885, 197223, 202280, 209560, 241180, 262964, 289416, 303420, 313534, 314340, 328705, 361770, 394446, 470301, 482360, 525928, 606840, 627068, 628680, 657410, 723540, 783835, 788892, 940602, 986115, 1254136, 1314820, 1447080, 1567670, 1577784, 1881204, 1972230, 2037971, 2351505, 2629640, 3135340, 3762408, 3944460, 4075942, 4703010, 6113913, 6270680, 7888920, 8151884, 9406020, 10189855, 12227826, 16303768, 18812040, 20379710, 24455652, 30569565, 40759420, 48911304, 61139130, 81518840, 122278260, 244556520]

約数ペア:

[(1, 244556520), (2, 122278260), (3, 81518840), (4, 61139130), (5, 48911304), (6, 40759420), (8, 30569565), (10, 24455652), (12, 20379710), (13, 18812040), (15, 16303768), (20, 12227826), (24, 10189855), (26, 9406020), (30, 8151884), (31, 7888920), (39, 6270680), (40, 6113913), (52, 4703010), (60, 4075942), (62, 3944460), (65, 3762408), (78, 3135340), (93, 2629640), (104, 2351505), (120, 2037971), (124, 1972230), (130, 1881204), (155, 1577784), (156, 1567670), (169, 1447080), (186, 1314820), (195, 1254136), (248, 986115), (260, 940602), (310, 788892), (312, 783835), (338, 723540), (372, 657410), (389, 628680), (390, 627068), (403, 606840), (465, 525928), (507, 482360), (520, 470301), (620, 394446), (676, 361770), (744, 328705), (778, 314340), (780, 313534), (806, 303420), (845, 289416), (930, 262964), (1014, 241180), (1167, 209560), (1209, 202280), (1240, 197223), (1352, 180885), (1556, 157170), (1560, 156767), (1612, 151710), (1690, 144708), (1860, 131482), (1945, 125736), (2015, 121368), (2028, 120590), (2334, 104780), (2418, 101140), (2535, 96472), (3112, 78585), (3224, 75855), (3380, 72354), (3720, 65741), (3890, 62868), (4030, 60684), (4056, 60295), (4668, 52390), (4836, 50570), (5057, 48360), (5070, 48236), (5239, 46680), (5835, 41912), (6045, 40456), (6760, 36177), (7780, 31434), (8060, 30342), (9336, 26195), (9672, 25285), (10114, 24180), (10140, 24118), (10478, 23340), (11670, 20956), (12059, 20280), (12090, 20228), (15171, 16120), (15560, 15717)]