898672640

素因数分解:

$2^{11}\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1$

素因数の和:226

約数の個数: 192

約数和(自身を含む): 2358720000

約数和(自身を除く): 1460047360

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 32, 38, 40, 62, 64, 76, 80, 95, 124, 128, 149, 152, 155, 160, 190, 248, 256, 298, 304, 310, 320, 380, 496, 512, 589, 596, 608, 620, 640, 745, 760, 992, 1024, 1178, 1192, 1216, 1240, 1280, 1490, 1520, 1984, 2048, 2356, 2384, 2432, 2480, 2560, 2831, 2945, 2980, 3040, 3968, 4619, 4712, 4768, 4864, 4960, 5120, 5662, 5890, 5960, 6080, 7936, 9238, 9424, 9536, 9728, 9920, 10240, 11324, 11780, 11920, 12160, 14155, 15872, 18476, 18848, 19072, 19456, 19840, 22648, 23095, 23560, 23840, 24320, 28310, 31744, 36952, 37696, 38144, 38912, 39680, 45296, 46190, 47120, 47680, 48640, 56620, 63488, 73904, 75392, 76288, 79360, 87761, 90592, 92380, 94240, 95360, 97280, 113240, 147808, 150784, 152576, 158720, 175522, 181184, 184760, 188480, 190720, 194560, 226480, 295616, 301568, 305152, 317440, 351044, 362368, 369520, 376960, 381440, 438805, 452960, 591232, 603136, 702088, 724736, 739040, 753920, 762880, 877610, 905920, 1182464, 1206272, 1404176, 1449472, 1478080, 1507840, 1525760, 1755220, 1811840, 2364928, 2808352, 2898944, 2956160, 3015680, 3510440, 3623680, 4729856, 5616704, 5797888, 5912320, 6031360, 7020880, 7247360, 9459712, 11233408, 11824640, 14041760, 14494720, 22466816, 23649280, 28083520, 28989440, 44933632, 47298560, 56167040, 89867264, 112334080, 179734528, 224668160, 449336320, 898672640]

約数ペア:

[(1, 898672640), (2, 449336320), (4, 224668160), (5, 179734528), (8, 112334080), (10, 89867264), (16, 56167040), (19, 47298560), (20, 44933632), (31, 28989440), (32, 28083520), (38, 23649280), (40, 22466816), (62, 14494720), (64, 14041760), (76, 11824640), (80, 11233408), (95, 9459712), (124, 7247360), (128, 7020880), (149, 6031360), (152, 5912320), (155, 5797888), (160, 5616704), (190, 4729856), (248, 3623680), (256, 3510440), (298, 3015680), (304, 2956160), (310, 2898944), (320, 2808352), (380, 2364928), (496, 1811840), (512, 1755220), (589, 1525760), (596, 1507840), (608, 1478080), (620, 1449472), (640, 1404176), (745, 1206272), (760, 1182464), (992, 905920), (1024, 877610), (1178, 762880), (1192, 753920), (1216, 739040), (1240, 724736), (1280, 702088), (1490, 603136), (1520, 591232), (1984, 452960), (2048, 438805), (2356, 381440), (2384, 376960), (2432, 369520), (2480, 362368), (2560, 351044), (2831, 317440), (2945, 305152), (2980, 301568), (3040, 295616), (3968, 226480), (4619, 194560), (4712, 190720), (4768, 188480), (4864, 184760), (4960, 181184), (5120, 175522), (5662, 158720), (5890, 152576), (5960, 150784), (6080, 147808), (7936, 113240), (9238, 97280), (9424, 95360), (9536, 94240), (9728, 92380), (9920, 90592), (10240, 87761), (11324, 79360), (11780, 76288), (11920, 75392), (12160, 73904), (14155, 63488), (15872, 56620), (18476, 48640), (18848, 47680), (19072, 47120), (19456, 46190), (19840, 45296), (22648, 39680), (23095, 38912), (23560, 38144), (23840, 37696), (24320, 36952), (28310, 31744)]