780802560

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{33889}}^1$

素因数の和:33918

約数の個数: 120

約数和(自身を含む): 2704218660

約数和(自身を除く): 1923416100

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 512, 576, 640, 720, 768, 960, 1152, 1280, 1440, 1536, 1920, 2304, 2560, 2880, 3840, 4608, 5760, 7680, 11520, 23040, 33889, 67778, 101667, 135556, 169445, 203334, 271112, 305001, 338890, 406668, 508335, 542224, 610002, 677780, 813336, 1016670, 1084448, 1220004, 1355560, 1525005, 1626672, 2033340, 2168896, 2440008, 2711120, 3050010, 3253344, 4066680, 4337792, 4880016, 5422240, 6100020, 6506688, 8133360, 8675584, 9760032, 10844480, 12200040, 13013376, 16266720, 17351168, 19520064, 21688960, 24400080, 26026752, 32533440, 39040128, 43377920, 48800160, 52053504, 65066880, 78080256, 86755840, 97600320, 130133760, 156160512, 195200640, 260267520, 390401280, 780802560]

約数ペア:

[(1, 780802560), (2, 390401280), (3, 260267520), (4, 195200640), (5, 156160512), (6, 130133760), (8, 97600320), (9, 86755840), (10, 78080256), (12, 65066880), (15, 52053504), (16, 48800160), (18, 43377920), (20, 39040128), (24, 32533440), (30, 26026752), (32, 24400080), (36, 21688960), (40, 19520064), (45, 17351168), (48, 16266720), (60, 13013376), (64, 12200040), (72, 10844480), (80, 9760032), (90, 8675584), (96, 8133360), (120, 6506688), (128, 6100020), (144, 5422240), (160, 4880016), (180, 4337792), (192, 4066680), (240, 3253344), (256, 3050010), (288, 2711120), (320, 2440008), (360, 2168896), (384, 2033340), (480, 1626672), (512, 1525005), (576, 1355560), (640, 1220004), (720, 1084448), (768, 1016670), (960, 813336), (1152, 677780), (1280, 610002), (1440, 542224), (1536, 508335), (1920, 406668), (2304, 338890), (2560, 305001), (2880, 271112), (3840, 203334), (4608, 169445), (5760, 135556), (7680, 101667), (11520, 67778), (23040, 33889)]