2868811920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{9887}}^1$

素因数の和:9950

約数の個数: 240

約数和(自身を含む): 10711314432

約数和(自身を除く): 7842502512

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 31, 36, 39, 40, 45, 48, 52, 60, 62, 65, 72, 78, 80, 90, 93, 104, 117, 120, 124, 130, 144, 155, 156, 180, 186, 195, 208, 234, 240, 248, 260, 279, 310, 312, 360, 372, 390, 403, 465, 468, 496, 520, 558, 585, 620, 624, 720, 744, 780, 806, 930, 936, 1040, 1116, 1170, 1209, 1240, 1395, 1488, 1560, 1612, 1860, 1872, 2015, 2232, 2340, 2418, 2480, 2790, 3120, 3224, 3627, 3720, 4030, 4464, 4680, 4836, 5580, 6045, 6448, 7254, 7440, 8060, 9360, 9672, 9887, 11160, 12090, 14508, 16120, 18135, 19344, 19774, 22320, 24180, 29016, 29661, 32240, 36270, 39548, 48360, 49435, 58032, 59322, 72540, 79096, 88983, 96720, 98870, 118644, 128531, 145080, 148305, 158192, 177966, 197740, 237288, 257062, 290160, 296610, 306497, 355932, 385593, 395480, 444915, 474576, 514124, 593220, 612994, 642655, 711864, 771186, 790960, 889830, 919491, 1028248, 1156779, 1186440, 1225988, 1285310, 1423728, 1532485, 1542372, 1779660, 1838982, 1927965, 2056496, 2313558, 2372880, 2451976, 2570620, 2758473, 3064970, 3084744, 3559320, 3677964, 3855930, 3984461, 4597455, 4627116, 4903952, 5141240, 5516946, 5783895, 6129940, 6169488, 7118640, 7355928, 7711860, 7968922, 9194910, 9254232, 10282480, 11033892, 11567790, 11953383, 12259880, 13792365, 14711856, 15423720, 15937844, 18389820, 18508464, 19922305, 22067784, 23135580, 23906766, 24519760, 27584730, 30847440, 31875688, 35860149, 36779640, 39844610, 44135568, 46271160, 47813532, 55169460, 59766915, 63751376, 71720298, 73559280, 79689220, 92542320, 95627064, 110338920, 119533830, 143440596, 159378440, 179300745, 191254128, 220677840, 239067660, 286881192, 318756880, 358601490, 478135320, 573762384, 717202980, 956270640, 1434405960, 2868811920]

約数ペア:

[(1, 2868811920), (2, 1434405960), (3, 956270640), (4, 717202980), (5, 573762384), (6, 478135320), (8, 358601490), (9, 318756880), (10, 286881192), (12, 239067660), (13, 220677840), (15, 191254128), (16, 179300745), (18, 159378440), (20, 143440596), (24, 119533830), (26, 110338920), (30, 95627064), (31, 92542320), (36, 79689220), (39, 73559280), (40, 71720298), (45, 63751376), (48, 59766915), (52, 55169460), (60, 47813532), (62, 46271160), (65, 44135568), (72, 39844610), (78, 36779640), (80, 35860149), (90, 31875688), (93, 30847440), (104, 27584730), (117, 24519760), (120, 23906766), (124, 23135580), (130, 22067784), (144, 19922305), (155, 18508464), (156, 18389820), (180, 15937844), (186, 15423720), (195, 14711856), (208, 13792365), (234, 12259880), (240, 11953383), (248, 11567790), (260, 11033892), (279, 10282480), (310, 9254232), (312, 9194910), (360, 7968922), (372, 7711860), (390, 7355928), (403, 7118640), (465, 6169488), (468, 6129940), (496, 5783895), (520, 5516946), (558, 5141240), (585, 4903952), (620, 4627116), (624, 4597455), (720, 3984461), (744, 3855930), (780, 3677964), (806, 3559320), (930, 3084744), (936, 3064970), (1040, 2758473), (1116, 2570620), (1170, 2451976), (1209, 2372880), (1240, 2313558), (1395, 2056496), (1488, 1927965), (1560, 1838982), (1612, 1779660), (1860, 1542372), (1872, 1532485), (2015, 1423728), (2232, 1285310), (2340, 1225988), (2418, 1186440), (2480, 1156779), (2790, 1028248), (3120, 919491), (3224, 889830), (3627, 790960), (3720, 771186), (4030, 711864), (4464, 642655), (4680, 612994), (4836, 593220), (5580, 514124), (6045, 474576), (6448, 444915), (7254, 395480), (7440, 385593), (8060, 355932), (9360, 306497), (9672, 296610), (9887, 290160), (11160, 257062), (12090, 237288), (14508, 197740), (16120, 177966), (18135, 158192), (19344, 148305), (19774, 145080), (22320, 128531), (24180, 118644), (29016, 98870), (29661, 96720), (32240, 88983), (36270, 79096), (39548, 72540), (48360, 59322), (49435, 58032)]