20164500990

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{281}}^1\times {\mathrm{4357}}^1$

素因数の和:4715

約数の個数: 128

約数和(自身を含む): 54860595840

約数和(自身を除く): 34696094850

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 61, 90, 122, 135, 183, 270, 281, 305, 366, 549, 562, 610, 843, 915, 1098, 1405, 1647, 1686, 1830, 2529, 2745, 2810, 3294, 4215, 4357, 5058, 5490, 7587, 8235, 8430, 8714, 12645, 13071, 15174, 16470, 17141, 21785, 25290, 26142, 34282, 37935, 39213, 43570, 51423, 65355, 75870, 78426, 85705, 102846, 117639, 130710, 154269, 171410, 196065, 235278, 257115, 265777, 308538, 392130, 462807, 514230, 531554, 588195, 771345, 797331, 925614, 1176390, 1224317, 1328885, 1542690, 1594662, 2314035, 2391993, 2448634, 2657770, 3672951, 3986655, 4628070, 4783986, 6121585, 7175979, 7345902, 7973310, 11018853, 11959965, 12243170, 14351958, 18364755, 22037706, 23919930, 33056559, 35879895, 36729510, 55094265, 66113118, 71759790, 74683337, 110188530, 149366674, 165282795, 224050011, 330565590, 373416685, 448100022, 672150033, 746833370, 1120250055, 1344300066, 2016450099, 2240500110, 3360750165, 4032900198, 6721500330, 10082250495, 20164500990]

約数ペア:

[(1, 20164500990), (2, 10082250495), (3, 6721500330), (5, 4032900198), (6, 3360750165), (9, 2240500110), (10, 2016450099), (15, 1344300066), (18, 1120250055), (27, 746833370), (30, 672150033), (45, 448100022), (54, 373416685), (61, 330565590), (90, 224050011), (122, 165282795), (135, 149366674), (183, 110188530), (270, 74683337), (281, 71759790), (305, 66113118), (366, 55094265), (549, 36729510), (562, 35879895), (610, 33056559), (843, 23919930), (915, 22037706), (1098, 18364755), (1405, 14351958), (1647, 12243170), (1686, 11959965), (1830, 11018853), (2529, 7973310), (2745, 7345902), (2810, 7175979), (3294, 6121585), (4215, 4783986), (4357, 4628070), (5058, 3986655), (5490, 3672951), (7587, 2657770), (8235, 2448634), (8430, 2391993), (8714, 2314035), (12645, 1594662), (13071, 1542690), (15174, 1328885), (16470, 1224317), (17141, 1176390), (21785, 925614), (25290, 797331), (26142, 771345), (34282, 588195), (37935, 531554), (39213, 514230), (43570, 462807), (51423, 392130), (65355, 308538), (75870, 265777), (78426, 257115), (85705, 235278), (102846, 196065), (117639, 171410), (130710, 154269)]