1645445120

素因数分解:

$2^{15}\times 5^1\times {\mathrm{11}}^2\times {\mathrm{83}}^1$

素因数の和:140

約数の個数: 192

約数和(自身を含む): 4392942120

約数和(自身を除く): 2747497000

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 83, 88, 110, 121, 128, 160, 166, 176, 220, 242, 256, 320, 332, 352, 415, 440, 484, 512, 605, 640, 664, 704, 830, 880, 913, 968, 1024, 1210, 1280, 1328, 1408, 1660, 1760, 1826, 1936, 2048, 2420, 2560, 2656, 2816, 3320, 3520, 3652, 3872, 4096, 4565, 4840, 5120, 5312, 5632, 6640, 7040, 7304, 7744, 8192, 9130, 9680, 10043, 10240, 10624, 11264, 13280, 14080, 14608, 15488, 16384, 18260, 19360, 20086, 20480, 21248, 22528, 26560, 28160, 29216, 30976, 32768, 36520, 38720, 40172, 40960, 42496, 45056, 50215, 53120, 56320, 58432, 61952, 73040, 77440, 80344, 81920, 84992, 90112, 100430, 106240, 112640, 116864, 123904, 146080, 154880, 160688, 163840, 169984, 180224, 200860, 212480, 225280, 233728, 247808, 292160, 309760, 321376, 339968, 360448, 401720, 424960, 450560, 467456, 495616, 584320, 619520, 642752, 679936, 803440, 849920, 901120, 934912, 991232, 1168640, 1239040, 1285504, 1359872, 1606880, 1699840, 1802240, 1869824, 1982464, 2337280, 2478080, 2571008, 2719744, 3213760, 3399680, 3739648, 3964928, 4674560, 4956160, 5142016, 6427520, 6799360, 7479296, 9349120, 9912320, 10284032, 12855040, 13598720, 14958592, 18698240, 19824640, 20568064, 25710080, 29917184, 37396480, 41136128, 51420160, 74792960, 82272256, 102840320, 149585920, 164544512, 205680640, 329089024, 411361280, 822722560, 1645445120]

約数ペア:

[(1, 1645445120), (2, 822722560), (4, 411361280), (5, 329089024), (8, 205680640), (10, 164544512), (11, 149585920), (16, 102840320), (20, 82272256), (22, 74792960), (32, 51420160), (40, 41136128), (44, 37396480), (55, 29917184), (64, 25710080), (80, 20568064), (83, 19824640), (88, 18698240), (110, 14958592), (121, 13598720), (128, 12855040), (160, 10284032), (166, 9912320), (176, 9349120), (220, 7479296), (242, 6799360), (256, 6427520), (320, 5142016), (332, 4956160), (352, 4674560), (415, 3964928), (440, 3739648), (484, 3399680), (512, 3213760), (605, 2719744), (640, 2571008), (664, 2478080), (704, 2337280), (830, 1982464), (880, 1869824), (913, 1802240), (968, 1699840), (1024, 1606880), (1210, 1359872), (1280, 1285504), (1328, 1239040), (1408, 1168640), (1660, 991232), (1760, 934912), (1826, 901120), (1936, 849920), (2048, 803440), (2420, 679936), (2560, 642752), (2656, 619520), (2816, 584320), (3320, 495616), (3520, 467456), (3652, 450560), (3872, 424960), (4096, 401720), (4565, 360448), (4840, 339968), (5120, 321376), (5312, 309760), (5632, 292160), (6640, 247808), (7040, 233728), (7304, 225280), (7744, 212480), (8192, 200860), (9130, 180224), (9680, 169984), (10043, 163840), (10240, 160688), (10624, 154880), (11264, 146080), (13280, 123904), (14080, 116864), (14608, 112640), (15488, 106240), (16384, 100430), (18260, 90112), (19360, 84992), (20086, 81920), (20480, 80344), (21248, 77440), (22528, 73040), (26560, 61952), (28160, 58432), (29216, 56320), (30976, 53120), (32768, 50215), (36520, 45056), (38720, 42496), (40172, 40960)]