20752971480

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{359}}^1\times {\mathrm{1559}}^1$

素因数の和:2038

約数の個数: 192

約数和(自身を含む): 68335488000

約数和(自身を除く): 47582516520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 103, 120, 180, 206, 309, 359, 360, 412, 515, 618, 718, 824, 927, 1030, 1077, 1236, 1436, 1545, 1559, 1795, 1854, 2060, 2154, 2472, 2872, 3090, 3118, 3231, 3590, 3708, 4120, 4308, 4635, 4677, 5385, 6180, 6236, 6462, 7180, 7416, 7795, 8616, 9270, 9354, 10770, 12360, 12472, 12924, 14031, 14360, 15590, 16155, 18540, 18708, 21540, 23385, 25848, 28062, 31180, 32310, 36977, 37080, 37416, 43080, 46770, 56124, 62360, 64620, 70155, 73954, 93540, 110931, 112248, 129240, 140310, 147908, 160577, 184885, 187080, 221862, 280620, 295816, 321154, 332793, 369770, 443724, 481731, 554655, 559681, 561240, 642308, 665586, 739540, 802885, 887448, 963462, 1109310, 1119362, 1284616, 1331172, 1445193, 1479080, 1605770, 1663965, 1679043, 1926924, 2218620, 2238724, 2408655, 2662344, 2798405, 2890386, 3211540, 3327930, 3358086, 3853848, 4437240, 4477448, 4817310, 5037129, 5596810, 5780772, 6423080, 6655860, 6716172, 7225965, 8395215, 9634620, 10074258, 11193620, 11561544, 13311720, 13432344, 14451930, 16790430, 19269240, 20148516, 22387240, 25185645, 28903860, 33580860, 40297032, 50371290, 57647143, 57807720, 67161720, 100742580, 115294286, 172941429, 201485160, 230588572, 288235715, 345882858, 461177144, 518824287, 576471430, 691765716, 864707145, 1037648574, 1152942860, 1383531432, 1729414290, 2075297148, 2305885720, 2594121435, 3458828580, 4150594296, 5188242870, 6917657160, 10376485740, 20752971480]

約数ペア:

[(1, 20752971480), (2, 10376485740), (3, 6917657160), (4, 5188242870), (5, 4150594296), (6, 3458828580), (8, 2594121435), (9, 2305885720), (10, 2075297148), (12, 1729414290), (15, 1383531432), (18, 1152942860), (20, 1037648574), (24, 864707145), (30, 691765716), (36, 576471430), (40, 518824287), (45, 461177144), (60, 345882858), (72, 288235715), (90, 230588572), (103, 201485160), (120, 172941429), (180, 115294286), (206, 100742580), (309, 67161720), (359, 57807720), (360, 57647143), (412, 50371290), (515, 40297032), (618, 33580860), (718, 28903860), (824, 25185645), (927, 22387240), (1030, 20148516), (1077, 19269240), (1236, 16790430), (1436, 14451930), (1545, 13432344), (1559, 13311720), (1795, 11561544), (1854, 11193620), (2060, 10074258), (2154, 9634620), (2472, 8395215), (2872, 7225965), (3090, 6716172), (3118, 6655860), (3231, 6423080), (3590, 5780772), (3708, 5596810), (4120, 5037129), (4308, 4817310), (4635, 4477448), (4677, 4437240), (5385, 3853848), (6180, 3358086), (6236, 3327930), (6462, 3211540), (7180, 2890386), (7416, 2798405), (7795, 2662344), (8616, 2408655), (9270, 2238724), (9354, 2218620), (10770, 1926924), (12360, 1679043), (12472, 1663965), (12924, 1605770), (14031, 1479080), (14360, 1445193), (15590, 1331172), (16155, 1284616), (18540, 1119362), (18708, 1109310), (21540, 963462), (23385, 887448), (25848, 802885), (28062, 739540), (31180, 665586), (32310, 642308), (36977, 561240), (37080, 559681), (37416, 554655), (43080, 481731), (46770, 443724), (56124, 369770), (62360, 332793), (64620, 321154), (70155, 295816), (73954, 280620), (93540, 221862), (110931, 187080), (112248, 184885), (129240, 160577), (140310, 147908)]