656131320

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2749}}^1$

素因数の和:2799

約数の個数: 256

約数和(自身を含む): 2494800000

約数和(自身を除く): 1838668680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 17, 18, 20, 24, 26, 27, 30, 34, 36, 39, 40, 45, 51, 52, 54, 60, 65, 68, 72, 78, 85, 90, 102, 104, 108, 117, 120, 130, 135, 136, 153, 156, 170, 180, 195, 204, 216, 221, 234, 255, 260, 270, 306, 312, 340, 351, 360, 390, 408, 442, 459, 468, 510, 520, 540, 585, 612, 663, 680, 702, 765, 780, 884, 918, 936, 1020, 1080, 1105, 1170, 1224, 1326, 1404, 1530, 1560, 1755, 1768, 1836, 1989, 2040, 2210, 2295, 2340, 2652, 2749, 2808, 3060, 3315, 3510, 3672, 3978, 4420, 4590, 4680, 5304, 5498, 5967, 6120, 6630, 7020, 7956, 8247, 8840, 9180, 9945, 10996, 11934, 13260, 13745, 14040, 15912, 16494, 18360, 19890, 21992, 23868, 24741, 26520, 27490, 29835, 32988, 35737, 39780, 41235, 46733, 47736, 49482, 54980, 59670, 65976, 71474, 74223, 79560, 82470, 93466, 98964, 107211, 109960, 119340, 123705, 140199, 142948, 148446, 164940, 178685, 186932, 197928, 214422, 233665, 238680, 247410, 280398, 285896, 296892, 321633, 329880, 357370, 371115, 373864, 420597, 428844, 467330, 494820, 536055, 560796, 593784, 607529, 643266, 700995, 714740, 742230, 841194, 857688, 934660, 964899, 989640, 1072110, 1121592, 1215058, 1261791, 1286532, 1401990, 1429480, 1484460, 1608165, 1682388, 1822587, 1869320, 1929798, 2102985, 2144220, 2430116, 2523582, 2573064, 2803980, 2968920, 3037645, 3216330, 3364776, 3645174, 3859596, 4205970, 4288440, 4824495, 4860232, 5047164, 5467761, 5607960, 6075290, 6308955, 6432660, 7290348, 7719192, 8411940, 9112935, 9648990, 10094328, 10935522, 12150580, 12617910, 12865320, 14580696, 16403283, 16823880, 18225870, 19297980, 21871044, 24301160, 25235820, 27338805, 32806566, 36451740, 38595960, 43742088, 50471640, 54677610, 65613132, 72903480, 82016415, 109355220, 131226264, 164032830, 218710440, 328065660, 656131320]

約数ペア:

[(1, 656131320), (2, 328065660), (3, 218710440), (4, 164032830), (5, 131226264), (6, 109355220), (8, 82016415), (9, 72903480), (10, 65613132), (12, 54677610), (13, 50471640), (15, 43742088), (17, 38595960), (18, 36451740), (20, 32806566), (24, 27338805), (26, 25235820), (27, 24301160), (30, 21871044), (34, 19297980), (36, 18225870), (39, 16823880), (40, 16403283), (45, 14580696), (51, 12865320), (52, 12617910), (54, 12150580), (60, 10935522), (65, 10094328), (68, 9648990), (72, 9112935), (78, 8411940), (85, 7719192), (90, 7290348), (102, 6432660), (104, 6308955), (108, 6075290), (117, 5607960), (120, 5467761), (130, 5047164), (135, 4860232), (136, 4824495), (153, 4288440), (156, 4205970), (170, 3859596), (180, 3645174), (195, 3364776), (204, 3216330), (216, 3037645), (221, 2968920), (234, 2803980), (255, 2573064), (260, 2523582), (270, 2430116), (306, 2144220), (312, 2102985), (340, 1929798), (351, 1869320), (360, 1822587), (390, 1682388), (408, 1608165), (442, 1484460), (459, 1429480), (468, 1401990), (510, 1286532), (520, 1261791), (540, 1215058), (585, 1121592), (612, 1072110), (663, 989640), (680, 964899), (702, 934660), (765, 857688), (780, 841194), (884, 742230), (918, 714740), (936, 700995), (1020, 643266), (1080, 607529), (1105, 593784), (1170, 560796), (1224, 536055), (1326, 494820), (1404, 467330), (1530, 428844), (1560, 420597), (1755, 373864), (1768, 371115), (1836, 357370), (1989, 329880), (2040, 321633), (2210, 296892), (2295, 285896), (2340, 280398), (2652, 247410), (2749, 238680), (2808, 233665), (3060, 214422), (3315, 197928), (3510, 186932), (3672, 178685), (3978, 164940), (4420, 148446), (4590, 142948), (4680, 140199), (5304, 123705), (5498, 119340), (5967, 109960), (6120, 107211), (6630, 98964), (7020, 93466), (7956, 82470), (8247, 79560), (8840, 74223), (9180, 71474), (9945, 65976), (10996, 59670), (11934, 54980), (13260, 49482), (13745, 47736), (14040, 46733), (15912, 41235), (16494, 39780), (18360, 35737), (19890, 32988), (21992, 29835), (23868, 27490), (24741, 26520)]