621485280

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{33199}}^1$

素因数の和:33233

約数の個数: 144

約数和(自身を含む): 2284027200

約数和(自身を除く): 1662541920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 180, 195, 208, 234, 240, 260, 288, 312, 360, 390, 416, 468, 480, 520, 585, 624, 720, 780, 936, 1040, 1170, 1248, 1440, 1560, 1872, 2080, 2340, 3120, 3744, 4680, 6240, 9360, 18720, 33199, 66398, 99597, 132796, 165995, 199194, 265592, 298791, 331990, 398388, 431587, 497985, 531184, 597582, 663980, 796776, 863174, 995970, 1062368, 1195164, 1294761, 1327960, 1493955, 1593552, 1726348, 1991940, 2157935, 2390328, 2589522, 2655920, 2987910, 3187104, 3452696, 3884283, 3983880, 4315870, 4780656, 5179044, 5311840, 5975820, 6473805, 6905392, 7768566, 7967760, 8631740, 9561312, 10358088, 11951640, 12947610, 13810784, 15537132, 15935520, 17263480, 19421415, 20716176, 23903280, 25895220, 31074264, 34526960, 38842830, 41432352, 47806560, 51790440, 62148528, 69053920, 77685660, 103580880, 124297056, 155371320, 207161760, 310742640, 621485280]

約数ペア:

[(1, 621485280), (2, 310742640), (3, 207161760), (4, 155371320), (5, 124297056), (6, 103580880), (8, 77685660), (9, 69053920), (10, 62148528), (12, 51790440), (13, 47806560), (15, 41432352), (16, 38842830), (18, 34526960), (20, 31074264), (24, 25895220), (26, 23903280), (30, 20716176), (32, 19421415), (36, 17263480), (39, 15935520), (40, 15537132), (45, 13810784), (48, 12947610), (52, 11951640), (60, 10358088), (65, 9561312), (72, 8631740), (78, 7967760), (80, 7768566), (90, 6905392), (96, 6473805), (104, 5975820), (117, 5311840), (120, 5179044), (130, 4780656), (144, 4315870), (156, 3983880), (160, 3884283), (180, 3452696), (195, 3187104), (208, 2987910), (234, 2655920), (240, 2589522), (260, 2390328), (288, 2157935), (312, 1991940), (360, 1726348), (390, 1593552), (416, 1493955), (468, 1327960), (480, 1294761), (520, 1195164), (585, 1062368), (624, 995970), (720, 863174), (780, 796776), (936, 663980), (1040, 597582), (1170, 531184), (1248, 497985), (1440, 431587), (1560, 398388), (1872, 331990), (2080, 298791), (2340, 265592), (3120, 199194), (3744, 165995), (4680, 132796), (6240, 99597), (9360, 66398), (18720, 33199)]