311105340

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{487}}^1$

素因数の和:538

約数の個数: 288

約数和(自身を含む): 1200245760

約数和(自身を除く): 889140420

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 27, 28, 30, 35, 36, 39, 42, 45, 52, 54, 60, 63, 65, 70, 78, 84, 90, 91, 105, 108, 117, 126, 130, 135, 140, 156, 169, 180, 182, 189, 195, 210, 234, 252, 260, 270, 273, 315, 338, 351, 364, 378, 390, 420, 455, 468, 487, 507, 540, 546, 585, 630, 676, 702, 756, 780, 819, 845, 910, 945, 974, 1014, 1092, 1170, 1183, 1260, 1365, 1404, 1461, 1521, 1638, 1690, 1755, 1820, 1890, 1948, 2028, 2340, 2366, 2435, 2457, 2535, 2730, 2922, 3042, 3276, 3380, 3409, 3510, 3549, 3780, 4095, 4383, 4563, 4732, 4870, 4914, 5070, 5460, 5844, 5915, 6084, 6331, 6818, 7020, 7098, 7305, 7605, 8190, 8766, 9126, 9740, 9828, 10140, 10227, 10647, 11830, 12285, 12662, 13149, 13636, 14196, 14610, 15210, 16380, 17045, 17532, 17745, 18252, 18993, 20454, 21294, 21915, 22815, 23660, 24570, 25324, 26298, 29220, 30420, 30681, 31655, 31941, 34090, 35490, 37986, 40908, 42588, 43830, 44317, 45630, 49140, 51135, 52596, 53235, 56979, 61362, 63310, 63882, 65745, 68180, 70980, 75972, 82303, 87660, 88634, 91260, 92043, 94965, 102270, 106470, 113958, 122724, 126620, 127764, 131490, 132951, 153405, 159705, 164606, 170937, 177268, 184086, 189930, 204540, 212940, 221585, 227916, 246909, 262980, 265902, 284895, 306810, 319410, 329212, 341874, 368172, 379860, 398853, 411515, 443170, 460215, 493818, 531804, 569790, 576121, 613620, 638820, 664755, 683748, 740727, 797706, 823030, 854685, 886340, 920430, 987636, 1139580, 1152242, 1196559, 1234545, 1329510, 1481454, 1595412, 1646060, 1709370, 1728363, 1840860, 1994265, 2222181, 2304484, 2393118, 2469090, 2659020, 2880605, 2962908, 3418740, 3456726, 3703635, 3988530, 4444362, 4786236, 4938180, 5185089, 5761210, 5982795, 6913452, 7407270, 7977060, 8641815, 8888724, 10370178, 11110905, 11522420, 11965590, 14814540, 15555267, 17283630, 20740356, 22221810, 23931180, 25925445, 31110534, 34567260, 44443620, 51850890, 62221068, 77776335, 103701780, 155552670, 311105340]

約数ペア:

[(1, 311105340), (2, 155552670), (3, 103701780), (4, 77776335), (5, 62221068), (6, 51850890), (7, 44443620), (9, 34567260), (10, 31110534), (12, 25925445), (13, 23931180), (14, 22221810), (15, 20740356), (18, 17283630), (20, 15555267), (21, 14814540), (26, 11965590), (27, 11522420), (28, 11110905), (30, 10370178), (35, 8888724), (36, 8641815), (39, 7977060), (42, 7407270), (45, 6913452), (52, 5982795), (54, 5761210), (60, 5185089), (63, 4938180), (65, 4786236), (70, 4444362), (78, 3988530), (84, 3703635), (90, 3456726), (91, 3418740), (105, 2962908), (108, 2880605), (117, 2659020), (126, 2469090), (130, 2393118), (135, 2304484), (140, 2222181), (156, 1994265), (169, 1840860), (180, 1728363), (182, 1709370), (189, 1646060), (195, 1595412), (210, 1481454), (234, 1329510), (252, 1234545), (260, 1196559), (270, 1152242), (273, 1139580), (315, 987636), (338, 920430), (351, 886340), (364, 854685), (378, 823030), (390, 797706), (420, 740727), (455, 683748), (468, 664755), (487, 638820), (507, 613620), (540, 576121), (546, 569790), (585, 531804), (630, 493818), (676, 460215), (702, 443170), (756, 411515), (780, 398853), (819, 379860), (845, 368172), (910, 341874), (945, 329212), (974, 319410), (1014, 306810), (1092, 284895), (1170, 265902), (1183, 262980), (1260, 246909), (1365, 227916), (1404, 221585), (1461, 212940), (1521, 204540), (1638, 189930), (1690, 184086), (1755, 177268), (1820, 170937), (1890, 164606), (1948, 159705), (2028, 153405), (2340, 132951), (2366, 131490), (2435, 127764), (2457, 126620), (2535, 122724), (2730, 113958), (2922, 106470), (3042, 102270), (3276, 94965), (3380, 92043), (3409, 91260), (3510, 88634), (3549, 87660), (3780, 82303), (4095, 75972), (4383, 70980), (4563, 68180), (4732, 65745), (4870, 63882), (4914, 63310), (5070, 61362), (5460, 56979), (5844, 53235), (5915, 52596), (6084, 51135), (6331, 49140), (6818, 45630), (7020, 44317), (7098, 43830), (7305, 42588), (7605, 40908), (8190, 37986), (8766, 35490), (9126, 34090), (9740, 31941), (9828, 31655), (10140, 30681), (10227, 30420), (10647, 29220), (11830, 26298), (12285, 25324), (12662, 24570), (13149, 23660), (13636, 22815), (14196, 21915), (14610, 21294), (15210, 20454), (16380, 18993), (17045, 18252), (17532, 17745)]