203206920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^3\times {\mathrm{4937}}^1$

素因数の和:4972

約数の個数: 128

約数和(自身を含む): 711072000

約数和(自身を除く): 507865080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 140, 147, 168, 196, 210, 245, 280, 294, 343, 392, 420, 490, 588, 686, 735, 840, 980, 1029, 1176, 1372, 1470, 1715, 1960, 2058, 2744, 2940, 3430, 4116, 4937, 5145, 5880, 6860, 8232, 9874, 10290, 13720, 14811, 19748, 20580, 24685, 29622, 34559, 39496, 41160, 49370, 59244, 69118, 74055, 98740, 103677, 118488, 138236, 148110, 172795, 197480, 207354, 241913, 276472, 296220, 345590, 414708, 483826, 518385, 592440, 691180, 725739, 829416, 967652, 1036770, 1209565, 1382360, 1451478, 1693391, 1935304, 2073540, 2419130, 2902956, 3386782, 3628695, 4147080, 4838260, 5080173, 5805912, 6773564, 7257390, 8466955, 9676520, 10160346, 13547128, 14514780, 16933910, 20320692, 25400865, 29029560, 33867820, 40641384, 50801730, 67735640, 101603460, 203206920]

約数ペア:

[(1, 203206920), (2, 101603460), (3, 67735640), (4, 50801730), (5, 40641384), (6, 33867820), (7, 29029560), (8, 25400865), (10, 20320692), (12, 16933910), (14, 14514780), (15, 13547128), (20, 10160346), (21, 9676520), (24, 8466955), (28, 7257390), (30, 6773564), (35, 5805912), (40, 5080173), (42, 4838260), (49, 4147080), (56, 3628695), (60, 3386782), (70, 2902956), (84, 2419130), (98, 2073540), (105, 1935304), (120, 1693391), (140, 1451478), (147, 1382360), (168, 1209565), (196, 1036770), (210, 967652), (245, 829416), (280, 725739), (294, 691180), (343, 592440), (392, 518385), (420, 483826), (490, 414708), (588, 345590), (686, 296220), (735, 276472), (840, 241913), (980, 207354), (1029, 197480), (1176, 172795), (1372, 148110), (1470, 138236), (1715, 118488), (1960, 103677), (2058, 98740), (2744, 74055), (2940, 69118), (3430, 59244), (4116, 49370), (4937, 41160), (5145, 39496), (5880, 34559), (6860, 29622), (8232, 24685), (9874, 20580), (10290, 19748), (13720, 14811)]