308681880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{491}}^1$

素因数の和:562

約数の個数: 192

約数和(自身を含む): 1037214720

約数和(自身を除く): 728532840

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, 390, 403, 465, 491, 507, 520, 620, 676, 744, 780, 806, 845, 930, 982, 1014, 1209, 1240, 1352, 1473, 1560, 1612, 1690, 1860, 1964, 2015, 2028, 2418, 2455, 2535, 2946, 3224, 3380, 3720, 3928, 4030, 4056, 4836, 4910, 5070, 5239, 5892, 6045, 6383, 6760, 7365, 8060, 9672, 9820, 10140, 10478, 11784, 12090, 12766, 14730, 15221, 15717, 16120, 19149, 19640, 20280, 20956, 24180, 25532, 26195, 29460, 30442, 31434, 31915, 38298, 41912, 45663, 48360, 51064, 52390, 58920, 60884, 62868, 63830, 76105, 76596, 78585, 82979, 91326, 95745, 104780, 121768, 125736, 127660, 152210, 153192, 157170, 165958, 182652, 191490, 197873, 209560, 228315, 248937, 255320, 304420, 314340, 331916, 365304, 382980, 395746, 414895, 456630, 497874, 593619, 608840, 628680, 663832, 765960, 791492, 829790, 913260, 989365, 995748, 1187238, 1244685, 1582984, 1659580, 1826520, 1978730, 1991496, 2374476, 2489370, 2572349, 2968095, 3319160, 3957460, 4748952, 4978740, 5144698, 5936190, 7717047, 7914920, 9957480, 10289396, 11872380, 12861745, 15434094, 20578792, 23744760, 25723490, 30868188, 38585235, 51446980, 61736376, 77170470, 102893960, 154340940, 308681880]

約数ペア:

[(1, 308681880), (2, 154340940), (3, 102893960), (4, 77170470), (5, 61736376), (6, 51446980), (8, 38585235), (10, 30868188), (12, 25723490), (13, 23744760), (15, 20578792), (20, 15434094), (24, 12861745), (26, 11872380), (30, 10289396), (31, 9957480), (39, 7914920), (40, 7717047), (52, 5936190), (60, 5144698), (62, 4978740), (65, 4748952), (78, 3957460), (93, 3319160), (104, 2968095), (120, 2572349), (124, 2489370), (130, 2374476), (155, 1991496), (156, 1978730), (169, 1826520), (186, 1659580), (195, 1582984), (248, 1244685), (260, 1187238), (310, 995748), (312, 989365), (338, 913260), (372, 829790), (390, 791492), (403, 765960), (465, 663832), (491, 628680), (507, 608840), (520, 593619), (620, 497874), (676, 456630), (744, 414895), (780, 395746), (806, 382980), (845, 365304), (930, 331916), (982, 314340), (1014, 304420), (1209, 255320), (1240, 248937), (1352, 228315), (1473, 209560), (1560, 197873), (1612, 191490), (1690, 182652), (1860, 165958), (1964, 157170), (2015, 153192), (2028, 152210), (2418, 127660), (2455, 125736), (2535, 121768), (2946, 104780), (3224, 95745), (3380, 91326), (3720, 82979), (3928, 78585), (4030, 76596), (4056, 76105), (4836, 63830), (4910, 62868), (5070, 60884), (5239, 58920), (5892, 52390), (6045, 51064), (6383, 48360), (6760, 45663), (7365, 41912), (8060, 38298), (9672, 31915), (9820, 31434), (10140, 30442), (10478, 29460), (11784, 26195), (12090, 25532), (12766, 24180), (14730, 20956), (15221, 20280), (15717, 19640), (16120, 19149)]