197845320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{293}}^1\times {\mathrm{331}}^1$

素因数の和:655

約数の個数: 128

約数和(自身を含む): 632499840

約数和(自身を除く): 434654520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 293, 331, 340, 408, 510, 586, 662, 680, 879, 993, 1020, 1172, 1324, 1465, 1655, 1758, 1986, 2040, 2344, 2648, 2930, 3310, 3516, 3972, 4395, 4965, 4981, 5627, 5860, 6620, 7032, 7944, 8790, 9930, 9962, 11254, 11720, 13240, 14943, 16881, 17580, 19860, 19924, 22508, 24905, 28135, 29886, 33762, 35160, 39720, 39848, 45016, 49810, 56270, 59772, 67524, 74715, 84405, 96983, 99620, 112540, 119544, 135048, 149430, 168810, 193966, 199240, 225080, 290949, 298860, 337620, 387932, 484915, 581898, 597720, 675240, 775864, 969830, 1163796, 1454745, 1648711, 1939660, 2327592, 2909490, 3297422, 3879320, 4946133, 5818980, 6594844, 8243555, 9892266, 11637960, 13189688, 16487110, 19784532, 24730665, 32974220, 39569064, 49461330, 65948440, 98922660, 197845320]

約数ペア:

[(1, 197845320), (2, 98922660), (3, 65948440), (4, 49461330), (5, 39569064), (6, 32974220), (8, 24730665), (10, 19784532), (12, 16487110), (15, 13189688), (17, 11637960), (20, 9892266), (24, 8243555), (30, 6594844), (34, 5818980), (40, 4946133), (51, 3879320), (60, 3297422), (68, 2909490), (85, 2327592), (102, 1939660), (120, 1648711), (136, 1454745), (170, 1163796), (204, 969830), (255, 775864), (293, 675240), (331, 597720), (340, 581898), (408, 484915), (510, 387932), (586, 337620), (662, 298860), (680, 290949), (879, 225080), (993, 199240), (1020, 193966), (1172, 168810), (1324, 149430), (1465, 135048), (1655, 119544), (1758, 112540), (1986, 99620), (2040, 96983), (2344, 84405), (2648, 74715), (2930, 67524), (3310, 59772), (3516, 56270), (3972, 49810), (4395, 45016), (4965, 39848), (4981, 39720), (5627, 35160), (5860, 33762), (6620, 29886), (7032, 28135), (7944, 24905), (8790, 22508), (9930, 19924), (9962, 19860), (11254, 17580), (11720, 16881), (13240, 14943)]