142721920

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{97}}^1$

素因数の和:157

約数の個数: 192

約数和(自身を含む): 398840400

約数和(自身を除く): 256118480

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 44, 55, 64, 76, 80, 88, 95, 97, 110, 121, 128, 152, 160, 176, 190, 194, 209, 220, 242, 304, 320, 352, 380, 388, 418, 440, 484, 485, 605, 608, 640, 704, 760, 776, 836, 880, 968, 970, 1045, 1067, 1210, 1216, 1408, 1520, 1552, 1672, 1760, 1843, 1936, 1940, 2090, 2134, 2299, 2420, 2432, 3040, 3104, 3344, 3520, 3686, 3872, 3880, 4180, 4268, 4598, 4840, 5335, 6080, 6208, 6688, 7040, 7372, 7744, 7760, 8360, 8536, 9196, 9215, 9680, 10670, 11495, 11737, 12160, 12416, 13376, 14744, 15488, 15520, 16720, 17072, 18392, 18430, 19360, 20273, 21340, 22990, 23474, 26752, 29488, 31040, 33440, 34144, 36784, 36860, 38720, 40546, 42680, 45980, 46948, 58685, 58976, 62080, 66880, 68288, 73568, 73720, 77440, 81092, 85360, 91960, 93896, 101365, 117370, 117952, 133760, 136576, 147136, 147440, 162184, 170720, 183920, 187792, 202730, 223003, 234740, 235904, 294272, 294880, 324368, 341440, 367840, 375584, 405460, 446006, 469480, 589760, 648736, 682880, 735680, 751168, 810920, 892012, 938960, 1115015, 1179520, 1297472, 1471360, 1502336, 1621840, 1784024, 1877920, 2230030, 2594944, 3243680, 3568048, 3755840, 4460060, 6487360, 7136096, 7511680, 8920120, 12974720, 14272192, 17840240, 28544384, 35680480, 71360960, 142721920]

約数ペア:

[(1, 142721920), (2, 71360960), (4, 35680480), (5, 28544384), (8, 17840240), (10, 14272192), (11, 12974720), (16, 8920120), (19, 7511680), (20, 7136096), (22, 6487360), (32, 4460060), (38, 3755840), (40, 3568048), (44, 3243680), (55, 2594944), (64, 2230030), (76, 1877920), (80, 1784024), (88, 1621840), (95, 1502336), (97, 1471360), (110, 1297472), (121, 1179520), (128, 1115015), (152, 938960), (160, 892012), (176, 810920), (190, 751168), (194, 735680), (209, 682880), (220, 648736), (242, 589760), (304, 469480), (320, 446006), (352, 405460), (380, 375584), (388, 367840), (418, 341440), (440, 324368), (484, 294880), (485, 294272), (605, 235904), (608, 234740), (640, 223003), (704, 202730), (760, 187792), (776, 183920), (836, 170720), (880, 162184), (968, 147440), (970, 147136), (1045, 136576), (1067, 133760), (1210, 117952), (1216, 117370), (1408, 101365), (1520, 93896), (1552, 91960), (1672, 85360), (1760, 81092), (1843, 77440), (1936, 73720), (1940, 73568), (2090, 68288), (2134, 66880), (2299, 62080), (2420, 58976), (2432, 58685), (3040, 46948), (3104, 45980), (3344, 42680), (3520, 40546), (3686, 38720), (3872, 36860), (3880, 36784), (4180, 34144), (4268, 33440), (4598, 31040), (4840, 29488), (5335, 26752), (6080, 23474), (6208, 22990), (6688, 21340), (7040, 20273), (7372, 19360), (7744, 18430), (7760, 18392), (8360, 17072), (8536, 16720), (9196, 15520), (9215, 15488), (9680, 14744), (10670, 13376), (11495, 12416), (11737, 12160)]