1489626880

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{173}}^1$

素因数の和:263

約数の個数: 216

約数和(自身を含む): 4237996896

約数和(自身を除く): 2748370016

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 112, 124, 128, 140, 155, 160, 173, 217, 224, 248, 256, 280, 310, 320, 346, 434, 448, 496, 560, 620, 640, 692, 865, 868, 896, 961, 992, 1085, 1120, 1211, 1240, 1280, 1384, 1730, 1736, 1792, 1922, 1984, 2170, 2240, 2422, 2480, 2768, 3460, 3472, 3844, 3968, 4340, 4480, 4805, 4844, 4960, 5363, 5536, 6055, 6727, 6920, 6944, 7688, 7936, 8680, 8960, 9610, 9688, 9920, 10726, 11072, 12110, 13454, 13840, 13888, 15376, 17360, 19220, 19376, 19840, 21452, 22144, 24220, 26815, 26908, 27680, 27776, 30752, 33635, 34720, 37541, 38440, 38752, 39680, 42904, 44288, 48440, 53630, 53816, 55360, 55552, 61504, 67270, 69440, 75082, 76880, 77504, 85808, 96880, 107260, 107632, 110720, 123008, 134540, 138880, 150164, 153760, 155008, 166253, 171616, 187705, 193760, 214520, 215264, 221440, 246016, 269080, 277760, 300328, 307520, 310016, 332506, 343232, 375410, 387520, 429040, 430528, 538160, 600656, 615040, 665012, 686464, 750820, 775040, 831265, 858080, 861056, 1076320, 1163771, 1201312, 1230080, 1330024, 1372928, 1501640, 1550080, 1662530, 1716160, 1722112, 2152640, 2327542, 2402624, 2660048, 3003280, 3325060, 3432320, 4305280, 4655084, 4805248, 5320096, 5818855, 6006560, 6650120, 6864640, 8610560, 9310168, 9610496, 10640192, 11637710, 12013120, 13300240, 18620336, 21280384, 23275420, 24026240, 26600480, 37240672, 42560768, 46550840, 48052480, 53200960, 74481344, 93101680, 106401920, 148962688, 186203360, 212803840, 297925376, 372406720, 744813440, 1489626880]

約数ペア:

[(1, 1489626880), (2, 744813440), (4, 372406720), (5, 297925376), (7, 212803840), (8, 186203360), (10, 148962688), (14, 106401920), (16, 93101680), (20, 74481344), (28, 53200960), (31, 48052480), (32, 46550840), (35, 42560768), (40, 37240672), (56, 26600480), (62, 24026240), (64, 23275420), (70, 21280384), (80, 18620336), (112, 13300240), (124, 12013120), (128, 11637710), (140, 10640192), (155, 9610496), (160, 9310168), (173, 8610560), (217, 6864640), (224, 6650120), (248, 6006560), (256, 5818855), (280, 5320096), (310, 4805248), (320, 4655084), (346, 4305280), (434, 3432320), (448, 3325060), (496, 3003280), (560, 2660048), (620, 2402624), (640, 2327542), (692, 2152640), (865, 1722112), (868, 1716160), (896, 1662530), (961, 1550080), (992, 1501640), (1085, 1372928), (1120, 1330024), (1211, 1230080), (1240, 1201312), (1280, 1163771), (1384, 1076320), (1730, 861056), (1736, 858080), (1792, 831265), (1922, 775040), (1984, 750820), (2170, 686464), (2240, 665012), (2422, 615040), (2480, 600656), (2768, 538160), (3460, 430528), (3472, 429040), (3844, 387520), (3968, 375410), (4340, 343232), (4480, 332506), (4805, 310016), (4844, 307520), (4960, 300328), (5363, 277760), (5536, 269080), (6055, 246016), (6727, 221440), (6920, 215264), (6944, 214520), (7688, 193760), (7936, 187705), (8680, 171616), (8960, 166253), (9610, 155008), (9688, 153760), (9920, 150164), (10726, 138880), (11072, 134540), (12110, 123008), (13454, 110720), (13840, 107632), (13888, 107260), (15376, 96880), (17360, 85808), (19220, 77504), (19376, 76880), (19840, 75082), (21452, 69440), (22144, 67270), (24220, 61504), (26815, 55552), (26908, 55360), (27680, 53816), (27776, 53630), (30752, 48440), (33635, 44288), (34720, 42904), (37541, 39680), (38440, 38752)]