155250720

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{823}}^1$

素因数の和:975

約数の個数: 144

約数和(自身を含む): 534485952

約数和(自身を除く): 379235232

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 131, 144, 160, 180, 240, 262, 288, 360, 393, 480, 524, 655, 720, 786, 823, 1048, 1179, 1310, 1440, 1572, 1646, 1965, 2096, 2358, 2469, 2620, 3144, 3292, 3930, 4115, 4192, 4716, 4938, 5240, 5895, 6288, 6584, 7407, 7860, 8230, 9432, 9876, 10480, 11790, 12345, 12576, 13168, 14814, 15720, 16460, 18864, 19752, 20960, 23580, 24690, 26336, 29628, 31440, 32920, 37035, 37728, 39504, 47160, 49380, 59256, 62880, 65840, 74070, 79008, 94320, 98760, 107813, 118512, 131680, 148140, 188640, 197520, 215626, 237024, 296280, 323439, 395040, 431252, 539065, 592560, 646878, 862504, 970317, 1078130, 1185120, 1293756, 1617195, 1725008, 1940634, 2156260, 2587512, 3234390, 3450016, 3881268, 4312520, 4851585, 5175024, 6468780, 7762536, 8625040, 9703170, 10350048, 12937560, 15525072, 17250080, 19406340, 25875120, 31050144, 38812680, 51750240, 77625360, 155250720]

約数ペア:

[(1, 155250720), (2, 77625360), (3, 51750240), (4, 38812680), (5, 31050144), (6, 25875120), (8, 19406340), (9, 17250080), (10, 15525072), (12, 12937560), (15, 10350048), (16, 9703170), (18, 8625040), (20, 7762536), (24, 6468780), (30, 5175024), (32, 4851585), (36, 4312520), (40, 3881268), (45, 3450016), (48, 3234390), (60, 2587512), (72, 2156260), (80, 1940634), (90, 1725008), (96, 1617195), (120, 1293756), (131, 1185120), (144, 1078130), (160, 970317), (180, 862504), (240, 646878), (262, 592560), (288, 539065), (360, 431252), (393, 395040), (480, 323439), (524, 296280), (655, 237024), (720, 215626), (786, 197520), (823, 188640), (1048, 148140), (1179, 131680), (1310, 118512), (1440, 107813), (1572, 98760), (1646, 94320), (1965, 79008), (2096, 74070), (2358, 65840), (2469, 62880), (2620, 59256), (3144, 49380), (3292, 47160), (3930, 39504), (4115, 37728), (4192, 37035), (4716, 32920), (4938, 31440), (5240, 29628), (5895, 26336), (6288, 24690), (6584, 23580), (7407, 20960), (7860, 19752), (8230, 18864), (9432, 16460), (9876, 15720), (10480, 14814), (11790, 13168), (12345, 12576)]