231620220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{103}}^1$

素因数の和:193

約数の個数: 216

約数和(自身を含む): 789411168

約数和(自身を除く): 557790948

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 31, 36, 39, 45, 52, 60, 62, 65, 78, 90, 93, 103, 117, 124, 130, 155, 156, 180, 186, 195, 206, 234, 260, 279, 309, 310, 372, 390, 403, 412, 465, 468, 515, 558, 585, 618, 620, 780, 806, 927, 930, 961, 1030, 1116, 1170, 1209, 1236, 1339, 1395, 1545, 1612, 1854, 1860, 1922, 2015, 2060, 2340, 2418, 2678, 2790, 2883, 3090, 3193, 3627, 3708, 3844, 4017, 4030, 4635, 4805, 4836, 5356, 5580, 5766, 6045, 6180, 6386, 6695, 7254, 8034, 8060, 8649, 9270, 9579, 9610, 11532, 12051, 12090, 12493, 12772, 13390, 14415, 14508, 15965, 16068, 17298, 18135, 18540, 19158, 19220, 20085, 24102, 24180, 24986, 26780, 28737, 28830, 31930, 34596, 36270, 37479, 38316, 40170, 41509, 43245, 47895, 48204, 49972, 57474, 57660, 60255, 62465, 63860, 72540, 74958, 80340, 83018, 86490, 95790, 98983, 112437, 114948, 120510, 124527, 124930, 143685, 149916, 166036, 172980, 187395, 191580, 197966, 207545, 224874, 241020, 249054, 249860, 287370, 296949, 373581, 374790, 395932, 415090, 449748, 494915, 498108, 562185, 574740, 593898, 622635, 747162, 749580, 830180, 890847, 989830, 1124370, 1187796, 1245270, 1286779, 1484745, 1494324, 1781694, 1867905, 1979660, 2248740, 2490540, 2573558, 2969490, 3563388, 3735810, 3860337, 4454235, 5147116, 5938980, 6433895, 7471620, 7720674, 8908470, 11581011, 12867790, 15441348, 17816940, 19301685, 23162022, 25735580, 38603370, 46324044, 57905055, 77206740, 115810110, 231620220]

約数ペア:

[(1, 231620220), (2, 115810110), (3, 77206740), (4, 57905055), (5, 46324044), (6, 38603370), (9, 25735580), (10, 23162022), (12, 19301685), (13, 17816940), (15, 15441348), (18, 12867790), (20, 11581011), (26, 8908470), (30, 7720674), (31, 7471620), (36, 6433895), (39, 5938980), (45, 5147116), (52, 4454235), (60, 3860337), (62, 3735810), (65, 3563388), (78, 2969490), (90, 2573558), (93, 2490540), (103, 2248740), (117, 1979660), (124, 1867905), (130, 1781694), (155, 1494324), (156, 1484745), (180, 1286779), (186, 1245270), (195, 1187796), (206, 1124370), (234, 989830), (260, 890847), (279, 830180), (309, 749580), (310, 747162), (372, 622635), (390, 593898), (403, 574740), (412, 562185), (465, 498108), (468, 494915), (515, 449748), (558, 415090), (585, 395932), (618, 374790), (620, 373581), (780, 296949), (806, 287370), (927, 249860), (930, 249054), (961, 241020), (1030, 224874), (1116, 207545), (1170, 197966), (1209, 191580), (1236, 187395), (1339, 172980), (1395, 166036), (1545, 149916), (1612, 143685), (1854, 124930), (1860, 124527), (1922, 120510), (2015, 114948), (2060, 112437), (2340, 98983), (2418, 95790), (2678, 86490), (2790, 83018), (2883, 80340), (3090, 74958), (3193, 72540), (3627, 63860), (3708, 62465), (3844, 60255), (4017, 57660), (4030, 57474), (4635, 49972), (4805, 48204), (4836, 47895), (5356, 43245), (5580, 41509), (5766, 40170), (6045, 38316), (6180, 37479), (6386, 36270), (6695, 34596), (7254, 31930), (8034, 28830), (8060, 28737), (8649, 26780), (9270, 24986), (9579, 24180), (9610, 24102), (11532, 20085), (12051, 19220), (12090, 19158), (12493, 18540), (12772, 18135), (13390, 17298), (14415, 16068), (14508, 15965)]