73629920

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{389}}^1$

素因数の和:437

約数の個数: 144

約数和(自身を含む): 215822880

約数和(自身を除く): 142192960

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 160, 169, 182, 208, 224, 260, 280, 338, 364, 389, 416, 455, 520, 560, 676, 728, 778, 845, 910, 1040, 1120, 1183, 1352, 1456, 1556, 1690, 1820, 1945, 2080, 2366, 2704, 2723, 2912, 3112, 3380, 3640, 3890, 4732, 5057, 5408, 5446, 5915, 6224, 6760, 7280, 7780, 9464, 10114, 10892, 11830, 12448, 13520, 13615, 14560, 15560, 18928, 20228, 21784, 23660, 25285, 27040, 27230, 31120, 35399, 37856, 40456, 43568, 47320, 50570, 54460, 62240, 65741, 70798, 80912, 87136, 94640, 101140, 108920, 131482, 141596, 161824, 176995, 189280, 202280, 217840, 262964, 283192, 328705, 353990, 404560, 435680, 460187, 525928, 566384, 657410, 707980, 809120, 920374, 1051856, 1132768, 1314820, 1415960, 1840748, 2103712, 2300935, 2629640, 2831920, 3681496, 4601870, 5259280, 5663840, 7362992, 9203740, 10518560, 14725984, 18407480, 36814960, 73629920]

約数ペア:

[(1, 73629920), (2, 36814960), (4, 18407480), (5, 14725984), (7, 10518560), (8, 9203740), (10, 7362992), (13, 5663840), (14, 5259280), (16, 4601870), (20, 3681496), (26, 2831920), (28, 2629640), (32, 2300935), (35, 2103712), (40, 1840748), (52, 1415960), (56, 1314820), (65, 1132768), (70, 1051856), (80, 920374), (91, 809120), (104, 707980), (112, 657410), (130, 566384), (140, 525928), (160, 460187), (169, 435680), (182, 404560), (208, 353990), (224, 328705), (260, 283192), (280, 262964), (338, 217840), (364, 202280), (389, 189280), (416, 176995), (455, 161824), (520, 141596), (560, 131482), (676, 108920), (728, 101140), (778, 94640), (845, 87136), (910, 80912), (1040, 70798), (1120, 65741), (1183, 62240), (1352, 54460), (1456, 50570), (1556, 47320), (1690, 43568), (1820, 40456), (1945, 37856), (2080, 35399), (2366, 31120), (2704, 27230), (2723, 27040), (2912, 25285), (3112, 23660), (3380, 21784), (3640, 20228), (3890, 18928), (4732, 15560), (5057, 14560), (5408, 13615), (5446, 13520), (5915, 12448), (6224, 11830), (6760, 10892), (7280, 10114), (7780, 9464)]