637428480

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{113}}^2$

素因数の和:263

約数の個数: 216

約数和(自身を含む): 2211959568

約数和(自身を除く): 1574531088

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 113, 120, 128, 130, 156, 160, 192, 195, 208, 226, 240, 256, 260, 312, 320, 339, 384, 390, 416, 452, 480, 520, 565, 624, 640, 678, 768, 780, 832, 904, 960, 1040, 1130, 1248, 1280, 1356, 1469, 1560, 1664, 1695, 1808, 1920, 2080, 2260, 2496, 2712, 2938, 3120, 3328, 3390, 3616, 3840, 4160, 4407, 4520, 4992, 5424, 5876, 6240, 6780, 7232, 7345, 8320, 8814, 9040, 9984, 10848, 11752, 12480, 12769, 13560, 14464, 14690, 16640, 17628, 18080, 21696, 22035, 23504, 24960, 25538, 27120, 28928, 29380, 35256, 36160, 38307, 43392, 44070, 47008, 49920, 51076, 54240, 58760, 63845, 70512, 72320, 76614, 86784, 88140, 94016, 102152, 108480, 117520, 127690, 141024, 144640, 153228, 165997, 176280, 188032, 191535, 204304, 216960, 235040, 255380, 282048, 306456, 331994, 352560, 376064, 383070, 408608, 433920, 470080, 497991, 510760, 564096, 612912, 663988, 705120, 766140, 817216, 829985, 940160, 995982, 1021520, 1128192, 1225824, 1327976, 1410240, 1532280, 1634432, 1659970, 1880320, 1991964, 2043040, 2451648, 2489955, 2655952, 2820480, 3064560, 3268864, 3319940, 3983928, 4086080, 4903296, 4979910, 5311904, 5640960, 6129120, 6639880, 7967856, 8172160, 9806592, 9959820, 10623808, 12258240, 13279760, 15935712, 16344320, 19919640, 21247616, 24516480, 26559520, 31871424, 39839280, 42495232, 49032960, 53119040, 63742848, 79678560, 106238080, 127485696, 159357120, 212476160, 318714240, 637428480]

約数ペア:

[(1, 637428480), (2, 318714240), (3, 212476160), (4, 159357120), (5, 127485696), (6, 106238080), (8, 79678560), (10, 63742848), (12, 53119040), (13, 49032960), (15, 42495232), (16, 39839280), (20, 31871424), (24, 26559520), (26, 24516480), (30, 21247616), (32, 19919640), (39, 16344320), (40, 15935712), (48, 13279760), (52, 12258240), (60, 10623808), (64, 9959820), (65, 9806592), (78, 8172160), (80, 7967856), (96, 6639880), (104, 6129120), (113, 5640960), (120, 5311904), (128, 4979910), (130, 4903296), (156, 4086080), (160, 3983928), (192, 3319940), (195, 3268864), (208, 3064560), (226, 2820480), (240, 2655952), (256, 2489955), (260, 2451648), (312, 2043040), (320, 1991964), (339, 1880320), (384, 1659970), (390, 1634432), (416, 1532280), (452, 1410240), (480, 1327976), (520, 1225824), (565, 1128192), (624, 1021520), (640, 995982), (678, 940160), (768, 829985), (780, 817216), (832, 766140), (904, 705120), (960, 663988), (1040, 612912), (1130, 564096), (1248, 510760), (1280, 497991), (1356, 470080), (1469, 433920), (1560, 408608), (1664, 383070), (1695, 376064), (1808, 352560), (1920, 331994), (2080, 306456), (2260, 282048), (2496, 255380), (2712, 235040), (2938, 216960), (3120, 204304), (3328, 191535), (3390, 188032), (3616, 176280), (3840, 165997), (4160, 153228), (4407, 144640), (4520, 141024), (4992, 127690), (5424, 117520), (5876, 108480), (6240, 102152), (6780, 94016), (7232, 88140), (7345, 86784), (8320, 76614), (8814, 72320), (9040, 70512), (9984, 63845), (10848, 58760), (11752, 54240), (12480, 51076), (12769, 49920), (13560, 47008), (14464, 44070), (14690, 43392), (16640, 38307), (17628, 36160), (18080, 35256), (21696, 29380), (22035, 28928), (23504, 27120), (24960, 25538)]