477985280

素因数分解:

$2^9\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{317}}^1$

素因数の和:390

約数の個数: 160

約数和(自身を含む): 1249205760

約数和(自身を除く): 771220480

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 32, 38, 40, 62, 64, 76, 80, 95, 124, 128, 152, 155, 160, 190, 248, 256, 304, 310, 317, 320, 380, 496, 512, 589, 608, 620, 634, 640, 760, 992, 1178, 1216, 1240, 1268, 1280, 1520, 1585, 1984, 2356, 2432, 2480, 2536, 2560, 2945, 3040, 3170, 3968, 4712, 4864, 4960, 5072, 5890, 6023, 6080, 6340, 7936, 9424, 9728, 9827, 9920, 10144, 11780, 12046, 12160, 12680, 15872, 18848, 19654, 19840, 20288, 23560, 24092, 24320, 25360, 30115, 37696, 39308, 39680, 40576, 47120, 48184, 48640, 49135, 50720, 60230, 75392, 78616, 79360, 81152, 94240, 96368, 98270, 101440, 120460, 150784, 157232, 162304, 186713, 188480, 192736, 196540, 202880, 240920, 301568, 314464, 373426, 376960, 385472, 393080, 405760, 481840, 628928, 746852, 753920, 770944, 786160, 811520, 933565, 963680, 1257856, 1493704, 1507840, 1541888, 1572320, 1867130, 1927360, 2515712, 2987408, 3083776, 3144640, 3734260, 3854720, 5031424, 5974816, 6289280, 7468520, 7709440, 11949632, 12578560, 14937040, 15418880, 23899264, 25157120, 29874080, 47798528, 59748160, 95597056, 119496320, 238992640, 477985280]

約数ペア:

[(1, 477985280), (2, 238992640), (4, 119496320), (5, 95597056), (8, 59748160), (10, 47798528), (16, 29874080), (19, 25157120), (20, 23899264), (31, 15418880), (32, 14937040), (38, 12578560), (40, 11949632), (62, 7709440), (64, 7468520), (76, 6289280), (80, 5974816), (95, 5031424), (124, 3854720), (128, 3734260), (152, 3144640), (155, 3083776), (160, 2987408), (190, 2515712), (248, 1927360), (256, 1867130), (304, 1572320), (310, 1541888), (317, 1507840), (320, 1493704), (380, 1257856), (496, 963680), (512, 933565), (589, 811520), (608, 786160), (620, 770944), (634, 753920), (640, 746852), (760, 628928), (992, 481840), (1178, 405760), (1216, 393080), (1240, 385472), (1268, 376960), (1280, 373426), (1520, 314464), (1585, 301568), (1984, 240920), (2356, 202880), (2432, 196540), (2480, 192736), (2536, 188480), (2560, 186713), (2945, 162304), (3040, 157232), (3170, 150784), (3968, 120460), (4712, 101440), (4864, 98270), (4960, 96368), (5072, 94240), (5890, 81152), (6023, 79360), (6080, 78616), (6340, 75392), (7936, 60230), (9424, 50720), (9728, 49135), (9827, 48640), (9920, 48184), (10144, 47120), (11780, 40576), (12046, 39680), (12160, 39308), (12680, 37696), (15872, 30115), (18848, 25360), (19654, 24320), (19840, 24092), (20288, 23560)]