309499680

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{13159}}^1$

素因数の和:13191

約数の個数: 144

約数和(自身を含む): 1134181440

約数和(自身を除く): 824681760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 196, 210, 224, 240, 245, 280, 294, 336, 392, 420, 480, 490, 560, 588, 672, 735, 784, 840, 980, 1120, 1176, 1470, 1568, 1680, 1960, 2352, 2940, 3360, 3920, 4704, 5880, 7840, 11760, 13159, 23520, 26318, 39477, 52636, 65795, 78954, 92113, 105272, 131590, 157908, 184226, 197385, 210544, 263180, 276339, 315816, 368452, 394770, 421088, 460565, 526360, 552678, 631632, 644791, 736904, 789540, 921130, 1052720, 1105356, 1263264, 1289582, 1381695, 1473808, 1579080, 1842260, 1934373, 2105440, 2210712, 2579164, 2763390, 2947616, 3158160, 3223955, 3684520, 3868746, 4421424, 5158328, 5526780, 6316320, 6447910, 7369040, 7737492, 8842848, 9671865, 10316656, 11053560, 12895820, 14738080, 15474984, 19343730, 20633312, 22107120, 25791640, 30949968, 38687460, 44214240, 51583280, 61899936, 77374920, 103166560, 154749840, 309499680]

約数ペア:

[(1, 309499680), (2, 154749840), (3, 103166560), (4, 77374920), (5, 61899936), (6, 51583280), (7, 44214240), (8, 38687460), (10, 30949968), (12, 25791640), (14, 22107120), (15, 20633312), (16, 19343730), (20, 15474984), (21, 14738080), (24, 12895820), (28, 11053560), (30, 10316656), (32, 9671865), (35, 8842848), (40, 7737492), (42, 7369040), (48, 6447910), (49, 6316320), (56, 5526780), (60, 5158328), (70, 4421424), (80, 3868746), (84, 3684520), (96, 3223955), (98, 3158160), (105, 2947616), (112, 2763390), (120, 2579164), (140, 2210712), (147, 2105440), (160, 1934373), (168, 1842260), (196, 1579080), (210, 1473808), (224, 1381695), (240, 1289582), (245, 1263264), (280, 1105356), (294, 1052720), (336, 921130), (392, 789540), (420, 736904), (480, 644791), (490, 631632), (560, 552678), (588, 526360), (672, 460565), (735, 421088), (784, 394770), (840, 368452), (980, 315816), (1120, 276339), (1176, 263180), (1470, 210544), (1568, 197385), (1680, 184226), (1960, 157908), (2352, 131590), (2940, 105272), (3360, 92113), (3920, 78954), (4704, 65795), (5880, 52636), (7840, 39477), (11760, 26318), (13159, 23520)]