205409844

素因数分解:

$2^2\times 3^5\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{401}}^1$

素因数の和:468

約数の個数: 144

約数和(自身を含む): 589994496

約数和(自身を除く): 384584652

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 27, 31, 34, 36, 51, 54, 62, 68, 81, 93, 102, 108, 124, 153, 162, 186, 204, 243, 279, 306, 324, 372, 401, 459, 486, 527, 558, 612, 802, 837, 918, 972, 1054, 1116, 1203, 1377, 1581, 1604, 1674, 1836, 2108, 2406, 2511, 2754, 3162, 3348, 3609, 4131, 4743, 4812, 5022, 5508, 6324, 6817, 7218, 7533, 8262, 9486, 10044, 10827, 12431, 13634, 14229, 14436, 15066, 16524, 18972, 20451, 21654, 24862, 27268, 28458, 30132, 32481, 37293, 40902, 42687, 43308, 49724, 56916, 61353, 64962, 74586, 81804, 85374, 97443, 111879, 122706, 128061, 129924, 149172, 170748, 184059, 194886, 211327, 223758, 245412, 256122, 335637, 368118, 389772, 422654, 447516, 512244, 552177, 633981, 671274, 736236, 845308, 1006911, 1104354, 1267962, 1342548, 1656531, 1901943, 2013822, 2208708, 2535924, 3020733, 3313062, 3803886, 4027644, 5705829, 6041466, 6626124, 7607772, 11411658, 12082932, 17117487, 22823316, 34234974, 51352461, 68469948, 102704922, 205409844]

約数ペア:

[(1, 205409844), (2, 102704922), (3, 68469948), (4, 51352461), (6, 34234974), (9, 22823316), (12, 17117487), (17, 12082932), (18, 11411658), (27, 7607772), (31, 6626124), (34, 6041466), (36, 5705829), (51, 4027644), (54, 3803886), (62, 3313062), (68, 3020733), (81, 2535924), (93, 2208708), (102, 2013822), (108, 1901943), (124, 1656531), (153, 1342548), (162, 1267962), (186, 1104354), (204, 1006911), (243, 845308), (279, 736236), (306, 671274), (324, 633981), (372, 552177), (401, 512244), (459, 447516), (486, 422654), (527, 389772), (558, 368118), (612, 335637), (802, 256122), (837, 245412), (918, 223758), (972, 211327), (1054, 194886), (1116, 184059), (1203, 170748), (1377, 149172), (1581, 129924), (1604, 128061), (1674, 122706), (1836, 111879), (2108, 97443), (2406, 85374), (2511, 81804), (2754, 74586), (3162, 64962), (3348, 61353), (3609, 56916), (4131, 49724), (4743, 43308), (4812, 42687), (5022, 40902), (5508, 37293), (6324, 32481), (6817, 30132), (7218, 28458), (7533, 27268), (8262, 24862), (9486, 21654), (10044, 20451), (10827, 18972), (12431, 16524), (13634, 15066), (14229, 14436)]