311053820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1$

素因数の和:220

約数の個数: 192

約数和(自身を含む): 860461056

約数和(自身を除く): 549407236

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 37, 44, 53, 55, 70, 74, 77, 103, 106, 110, 140, 148, 154, 185, 206, 212, 220, 259, 265, 308, 370, 371, 385, 407, 412, 515, 518, 530, 583, 721, 740, 742, 770, 814, 1030, 1036, 1060, 1133, 1166, 1295, 1442, 1484, 1540, 1628, 1855, 1961, 2035, 2060, 2266, 2332, 2590, 2849, 2884, 2915, 3605, 3710, 3811, 3922, 4070, 4081, 4532, 5180, 5459, 5665, 5698, 5830, 7210, 7420, 7622, 7844, 7931, 8140, 8162, 9805, 10918, 11330, 11396, 11660, 13727, 14245, 14420, 15244, 15862, 16324, 19055, 19610, 20405, 21571, 21836, 22660, 26677, 27295, 27454, 28490, 31724, 38110, 38213, 39220, 39655, 40810, 41921, 43142, 53354, 54590, 54908, 56980, 60049, 68635, 76220, 76426, 79310, 81620, 83842, 86284, 106708, 107855, 109180, 120098, 133385, 137270, 150997, 152852, 158620, 167684, 191065, 201983, 209605, 215710, 240196, 266770, 274540, 293447, 300245, 301994, 382130, 403966, 419210, 420343, 431420, 533540, 586894, 600490, 603988, 754985, 764260, 807932, 838420, 840686, 1009915, 1173788, 1200980, 1413881, 1467235, 1509970, 1681372, 2019830, 2101715, 2221813, 2827762, 2934470, 3019940, 4039660, 4203430, 4443626, 5655524, 5868940, 7069405, 8406860, 8887252, 11109065, 14138810, 15552691, 22218130, 28277620, 31105382, 44436260, 62210764, 77763455, 155526910, 311053820]

約数ペア:

[(1, 311053820), (2, 155526910), (4, 77763455), (5, 62210764), (7, 44436260), (10, 31105382), (11, 28277620), (14, 22218130), (20, 15552691), (22, 14138810), (28, 11109065), (35, 8887252), (37, 8406860), (44, 7069405), (53, 5868940), (55, 5655524), (70, 4443626), (74, 4203430), (77, 4039660), (103, 3019940), (106, 2934470), (110, 2827762), (140, 2221813), (148, 2101715), (154, 2019830), (185, 1681372), (206, 1509970), (212, 1467235), (220, 1413881), (259, 1200980), (265, 1173788), (308, 1009915), (370, 840686), (371, 838420), (385, 807932), (407, 764260), (412, 754985), (515, 603988), (518, 600490), (530, 586894), (583, 533540), (721, 431420), (740, 420343), (742, 419210), (770, 403966), (814, 382130), (1030, 301994), (1036, 300245), (1060, 293447), (1133, 274540), (1166, 266770), (1295, 240196), (1442, 215710), (1484, 209605), (1540, 201983), (1628, 191065), (1855, 167684), (1961, 158620), (2035, 152852), (2060, 150997), (2266, 137270), (2332, 133385), (2590, 120098), (2849, 109180), (2884, 107855), (2915, 106708), (3605, 86284), (3710, 83842), (3811, 81620), (3922, 79310), (4070, 76426), (4081, 76220), (4532, 68635), (5180, 60049), (5459, 56980), (5665, 54908), (5698, 54590), (5830, 53354), (7210, 43142), (7420, 41921), (7622, 40810), (7844, 39655), (7931, 39220), (8140, 38213), (8162, 38110), (9805, 31724), (10918, 28490), (11330, 27454), (11396, 27295), (11660, 26677), (13727, 22660), (14245, 21836), (14420, 21571), (15244, 20405), (15862, 19610), (16324, 19055)]