261115920

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{547}}^1$

素因数の和:599

約数の個数: 320

約数和(自身を含む): 1027434240

約数和(自身を除く): 766318320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 17, 18, 20, 24, 26, 27, 30, 34, 36, 39, 40, 45, 48, 51, 52, 54, 60, 65, 68, 72, 78, 80, 85, 90, 102, 104, 108, 117, 120, 130, 135, 136, 144, 153, 156, 170, 180, 195, 204, 208, 216, 221, 234, 240, 255, 260, 270, 272, 306, 312, 340, 351, 360, 390, 408, 432, 442, 459, 468, 510, 520, 540, 547, 585, 612, 624, 663, 680, 702, 720, 765, 780, 816, 884, 918, 936, 1020, 1040, 1080, 1094, 1105, 1170, 1224, 1326, 1360, 1404, 1530, 1560, 1641, 1755, 1768, 1836, 1872, 1989, 2040, 2160, 2188, 2210, 2295, 2340, 2448, 2652, 2735, 2808, 3060, 3120, 3282, 3315, 3510, 3536, 3672, 3978, 4080, 4376, 4420, 4590, 4680, 4923, 5304, 5470, 5616, 5967, 6120, 6564, 6630, 7020, 7111, 7344, 7956, 8205, 8752, 8840, 9180, 9299, 9360, 9846, 9945, 10608, 10940, 11934, 12240, 13128, 13260, 14040, 14222, 14769, 15912, 16410, 17680, 18360, 18598, 19692, 19890, 21333, 21880, 23868, 24615, 26256, 26520, 27897, 28080, 28444, 29538, 29835, 31824, 32820, 35555, 36720, 37196, 39384, 39780, 42666, 43760, 46495, 47736, 49230, 53040, 55794, 56888, 59076, 59670, 63999, 65640, 71110, 73845, 74392, 78768, 79560, 83691, 85332, 92990, 95472, 98460, 106665, 111588, 113776, 118152, 119340, 120887, 127998, 131280, 139485, 142220, 147690, 148784, 159120, 167382, 170664, 185980, 191997, 196920, 213330, 223176, 236304, 238680, 241774, 251073, 255996, 278970, 284440, 295380, 319995, 334764, 341328, 362661, 371960, 383994, 393840, 418455, 426660, 446352, 477360, 483548, 502146, 511992, 557940, 568880, 590760, 604435, 639990, 669528, 725322, 743920, 767988, 836910, 853320, 959985, 967096, 1004292, 1023984, 1087983, 1115880, 1181520, 1208870, 1255365, 1279980, 1339056, 1450644, 1535976, 1673820, 1706640, 1813305, 1919970, 1934192, 2008584, 2175966, 2231760, 2417740, 2510730, 2559960, 2901288, 3071952, 3263949, 3347640, 3626610, 3839940, 4017168, 4351932, 4835480, 5021460, 5119920, 5439915, 5802576, 6527898, 6695280, 7253220, 7679880, 8703864, 9670960, 10042920, 10879830, 13055796, 14506440, 15359760, 16319745, 17407728, 20085840, 21759660, 26111592, 29012880, 32639490, 43519320, 52223184, 65278980, 87038640, 130557960, 261115920]

約数ペア:

[(1, 261115920), (2, 130557960), (3, 87038640), (4, 65278980), (5, 52223184), (6, 43519320), (8, 32639490), (9, 29012880), (10, 26111592), (12, 21759660), (13, 20085840), (15, 17407728), (16, 16319745), (17, 15359760), (18, 14506440), (20, 13055796), (24, 10879830), (26, 10042920), (27, 9670960), (30, 8703864), (34, 7679880), (36, 7253220), (39, 6695280), (40, 6527898), (45, 5802576), (48, 5439915), (51, 5119920), (52, 5021460), (54, 4835480), (60, 4351932), (65, 4017168), (68, 3839940), (72, 3626610), (78, 3347640), (80, 3263949), (85, 3071952), (90, 2901288), (102, 2559960), (104, 2510730), (108, 2417740), (117, 2231760), (120, 2175966), (130, 2008584), (135, 1934192), (136, 1919970), (144, 1813305), (153, 1706640), (156, 1673820), (170, 1535976), (180, 1450644), (195, 1339056), (204, 1279980), (208, 1255365), (216, 1208870), (221, 1181520), (234, 1115880), (240, 1087983), (255, 1023984), (260, 1004292), (270, 967096), (272, 959985), (306, 853320), (312, 836910), (340, 767988), (351, 743920), (360, 725322), (390, 669528), (408, 639990), (432, 604435), (442, 590760), (459, 568880), (468, 557940), (510, 511992), (520, 502146), (540, 483548), (547, 477360), (585, 446352), (612, 426660), (624, 418455), (663, 393840), (680, 383994), (702, 371960), (720, 362661), (765, 341328), (780, 334764), (816, 319995), (884, 295380), (918, 284440), (936, 278970), (1020, 255996), (1040, 251073), (1080, 241774), (1094, 238680), (1105, 236304), (1170, 223176), (1224, 213330), (1326, 196920), (1360, 191997), (1404, 185980), (1530, 170664), (1560, 167382), (1641, 159120), (1755, 148784), (1768, 147690), (1836, 142220), (1872, 139485), (1989, 131280), (2040, 127998), (2160, 120887), (2188, 119340), (2210, 118152), (2295, 113776), (2340, 111588), (2448, 106665), (2652, 98460), (2735, 95472), (2808, 92990), (3060, 85332), (3120, 83691), (3282, 79560), (3315, 78768), (3510, 74392), (3536, 73845), (3672, 71110), (3978, 65640), (4080, 63999), (4376, 59670), (4420, 59076), (4590, 56888), (4680, 55794), (4923, 53040), (5304, 49230), (5470, 47736), (5616, 46495), (5967, 43760), (6120, 42666), (6564, 39780), (6630, 39384), (7020, 37196), (7111, 36720), (7344, 35555), (7956, 32820), (8205, 31824), (8752, 29835), (8840, 29538), (9180, 28444), (9299, 28080), (9360, 27897), (9846, 26520), (9945, 26256), (10608, 24615), (10940, 23868), (11934, 21880), (12240, 21333), (13128, 19890), (13260, 19692), (14040, 18598), (14222, 18360), (14769, 17680), (15912, 16410)]