221291200510

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{179}}^1\times {\mathrm{293}}^1\times {\mathrm{419}}^1$

素因数の和:970

約数の個数: 128

約数和(自身を含む): 432081216000

約数和(自身を除く): 210790015490

約数列:

[1, 2, 5, 10, 19, 38, 53, 95, 106, 179, 190, 265, 293, 358, 419, 530, 586, 838, 895, 1007, 1465, 1790, 2014, 2095, 2930, 3401, 4190, 5035, 5567, 6802, 7961, 9487, 10070, 11134, 15529, 15922, 17005, 18974, 22207, 27835, 31058, 34010, 39805, 44414, 47435, 52447, 55670, 75001, 77645, 79610, 94870, 104894, 111035, 122767, 150002, 155290, 180253, 222070, 245534, 262235, 295051, 360506, 375005, 421933, 524470, 590102, 613835, 750010, 843866, 901265, 996493, 1227670, 1425019, 1475255, 1802530, 1992986, 2109665, 2332573, 2779691, 2850038, 2950510, 3975053, 4219330, 4665146, 4982465, 5559382, 6506651, 7125095, 7950106, 9964930, 11662865, 13013302, 13898455, 14250190, 19875265, 21975293, 23325730, 27796910, 32533255, 39750530, 43950586, 52814129, 65066510, 75526007, 105628258, 109876465, 123626369, 151052014, 219752930, 247252738, 264070645, 377630035, 417530567, 528141290, 618131845, 755260070, 835061134, 1164690529, 1236263690, 2087652835, 2329381058, 4175305670, 5823452645, 11646905290, 22129120051, 44258240102, 110645600255, 221291200510]

約数ペア:

[(1, 221291200510), (2, 110645600255), (5, 44258240102), (10, 22129120051), (19, 11646905290), (38, 5823452645), (53, 4175305670), (95, 2329381058), (106, 2087652835), (179, 1236263690), (190, 1164690529), (265, 835061134), (293, 755260070), (358, 618131845), (419, 528141290), (530, 417530567), (586, 377630035), (838, 264070645), (895, 247252738), (1007, 219752930), (1465, 151052014), (1790, 123626369), (2014, 109876465), (2095, 105628258), (2930, 75526007), (3401, 65066510), (4190, 52814129), (5035, 43950586), (5567, 39750530), (6802, 32533255), (7961, 27796910), (9487, 23325730), (10070, 21975293), (11134, 19875265), (15529, 14250190), (15922, 13898455), (17005, 13013302), (18974, 11662865), (22207, 9964930), (27835, 7950106), (31058, 7125095), (34010, 6506651), (39805, 5559382), (44414, 4982465), (47435, 4665146), (52447, 4219330), (55670, 3975053), (75001, 2950510), (77645, 2850038), (79610, 2779691), (94870, 2332573), (104894, 2109665), (111035, 1992986), (122767, 1802530), (150002, 1475255), (155290, 1425019), (180253, 1227670), (222070, 996493), (245534, 901265), (262235, 843866), (295051, 750010), (360506, 613835), (375005, 590102), (421933, 524470)]