2400481280

素因数分解:

$2^{12}\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1$

素因数の和:278

約数の個数: 208

約数和(自身を含む): 6290688000

約数和(自身を除く): 3890206720

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, 199, 248, 256, 304, 310, 320, 380, 398, 496, 512, 589, 608, 620, 640, 760, 796, 992, 995, 1024, 1178, 1216, 1240, 1280, 1520, 1592, 1984, 1990, 2048, 2356, 2432, 2480, 2560, 2945, 3040, 3184, 3781, 3968, 3980, 4096, 4712, 4864, 4960, 5120, 5890, 6080, 6169, 6368, 7562, 7936, 7960, 9424, 9728, 9920, 10240, 11780, 12160, 12338, 12736, 15124, 15872, 15920, 18848, 18905, 19456, 19840, 20480, 23560, 24320, 24676, 25472, 30248, 30845, 31744, 31840, 37696, 37810, 38912, 39680, 47120, 48640, 49352, 50944, 60496, 61690, 63488, 63680, 75392, 75620, 77824, 79360, 94240, 97280, 98704, 101888, 117211, 120992, 123380, 126976, 127360, 150784, 151240, 158720, 188480, 194560, 197408, 203776, 234422, 241984, 246760, 254720, 301568, 302480, 317440, 376960, 389120, 394816, 407552, 468844, 483968, 493520, 509440, 586055, 603136, 604960, 634880, 753920, 789632, 815104, 937688, 967936, 987040, 1018880, 1172110, 1206272, 1209920, 1507840, 1579264, 1875376, 1935872, 1974080, 2037760, 2344220, 2412544, 2419840, 3015680, 3158528, 3750752, 3871744, 3948160, 4075520, 4688440, 4839680, 6031360, 6317056, 7501504, 7743488, 7896320, 9376880, 9679360, 12062720, 12634112, 15003008, 15486976, 15792640, 18753760, 19358720, 25268224, 30006016, 31585280, 37507520, 38717440, 60012032, 63170560, 75015040, 77434880, 120024064, 126341120, 150030080, 240048128, 300060160, 480096256, 600120320, 1200240640, 2400481280]

約数ペア:

[(1, 2400481280), (2, 1200240640), (4, 600120320), (5, 480096256), (8, 300060160), (10, 240048128), (16, 150030080), (19, 126341120), (20, 120024064), (31, 77434880), (32, 75015040), (38, 63170560), (40, 60012032), (62, 38717440), (64, 37507520), (76, 31585280), (80, 30006016), (95, 25268224), (124, 19358720), (128, 18753760), (152, 15792640), (155, 15486976), (160, 15003008), (190, 12634112), (199, 12062720), (248, 9679360), (256, 9376880), (304, 7896320), (310, 7743488), (320, 7501504), (380, 6317056), (398, 6031360), (496, 4839680), (512, 4688440), (589, 4075520), (608, 3948160), (620, 3871744), (640, 3750752), (760, 3158528), (796, 3015680), (992, 2419840), (995, 2412544), (1024, 2344220), (1178, 2037760), (1216, 1974080), (1240, 1935872), (1280, 1875376), (1520, 1579264), (1592, 1507840), (1984, 1209920), (1990, 1206272), (2048, 1172110), (2356, 1018880), (2432, 987040), (2480, 967936), (2560, 937688), (2945, 815104), (3040, 789632), (3184, 753920), (3781, 634880), (3968, 604960), (3980, 603136), (4096, 586055), (4712, 509440), (4864, 493520), (4960, 483968), (5120, 468844), (5890, 407552), (6080, 394816), (6169, 389120), (6368, 376960), (7562, 317440), (7936, 302480), (7960, 301568), (9424, 254720), (9728, 246760), (9920, 241984), (10240, 234422), (11780, 203776), (12160, 197408), (12338, 194560), (12736, 188480), (15124, 158720), (15872, 151240), (15920, 150784), (18848, 127360), (18905, 126976), (19456, 123380), (19840, 120992), (20480, 117211), (23560, 101888), (24320, 98704), (24676, 97280), (25472, 94240), (30248, 79360), (30845, 77824), (31744, 75620), (31840, 75392), (37696, 63680), (37810, 63488), (38912, 61690), (39680, 60496), (47120, 50944), (48640, 49352)]