19642931280

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{3897407}}^1$

素因数の和:3897433

約数の個数: 120

約数和(自身を含む): 75391460352

約数和(自身を除く): 55748529072

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 3897407, 7794814, 11692221, 15589628, 19487035, 23384442, 27281849, 31179256, 35076663, 38974070, 46768884, 54563698, 58461105, 62358512, 70153326, 77948140, 81845547, 93537768, 109127396, 116922210, 136409245, 140306652, 155896280, 163691094, 175383315, 187075536, 218254792, 233844420, 245536641, 272818490, 280613304, 311792560, 327382188, 350766630, 409227735, 436509584, 467688840, 491073282, 545636980, 561226608, 654764376, 701533260, 818455470, 935377680, 982146564, 1091273960, 1227683205, 1309528752, 1403066520, 1636910940, 1964293128, 2182547920, 2455366410, 2806133040, 3273821880, 3928586256, 4910732820, 6547643760, 9821465640, 19642931280]

約数ペア:

[(1, 19642931280), (2, 9821465640), (3, 6547643760), (4, 4910732820), (5, 3928586256), (6, 3273821880), (7, 2806133040), (8, 2455366410), (9, 2182547920), (10, 1964293128), (12, 1636910940), (14, 1403066520), (15, 1309528752), (16, 1227683205), (18, 1091273960), (20, 982146564), (21, 935377680), (24, 818455470), (28, 701533260), (30, 654764376), (35, 561226608), (36, 545636980), (40, 491073282), (42, 467688840), (45, 436509584), (48, 409227735), (56, 350766630), (60, 327382188), (63, 311792560), (70, 280613304), (72, 272818490), (80, 245536641), (84, 233844420), (90, 218254792), (105, 187075536), (112, 175383315), (120, 163691094), (126, 155896280), (140, 140306652), (144, 136409245), (168, 116922210), (180, 109127396), (210, 93537768), (240, 81845547), (252, 77948140), (280, 70153326), (315, 62358512), (336, 58461105), (360, 54563698), (420, 46768884), (504, 38974070), (560, 35076663), (630, 31179256), (720, 27281849), (840, 23384442), (1008, 19487035), (1260, 15589628), (1680, 11692221), (2520, 7794814), (5040, 3897407)]