1298091520

素因数分解:

$2^9\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1487}}^1$

素因数の和:1552

約数の個数: 160

約数和(自身を含む): 3507204096

約数和(自身を除く): 2209112576

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 32, 40, 44, 55, 62, 64, 80, 88, 110, 124, 128, 155, 160, 176, 220, 248, 256, 310, 320, 341, 352, 440, 496, 512, 620, 640, 682, 704, 880, 992, 1240, 1280, 1364, 1408, 1487, 1705, 1760, 1984, 2480, 2560, 2728, 2816, 2974, 3410, 3520, 3968, 4960, 5456, 5632, 5948, 6820, 7040, 7435, 7936, 9920, 10912, 11896, 13640, 14080, 14870, 15872, 16357, 19840, 21824, 23792, 27280, 28160, 29740, 32714, 39680, 43648, 46097, 47584, 54560, 59480, 65428, 79360, 81785, 87296, 92194, 95168, 109120, 118960, 130856, 163570, 174592, 184388, 190336, 218240, 230485, 237920, 261712, 327140, 368776, 380672, 436480, 460970, 475840, 507067, 523424, 654280, 737552, 761344, 872960, 921940, 951680, 1014134, 1046848, 1308560, 1475104, 1843880, 1903360, 2028268, 2093696, 2535335, 2617120, 2950208, 3687760, 3806720, 4056536, 4187392, 5070670, 5234240, 5900416, 7375520, 8113072, 8374784, 10141340, 10468480, 11800832, 14751040, 16226144, 20282680, 20936960, 23601664, 29502080, 32452288, 40565360, 41873920, 59004160, 64904576, 81130720, 118008320, 129809152, 162261440, 259618304, 324522880, 649045760, 1298091520]

約数ペア:

[(1, 1298091520), (2, 649045760), (4, 324522880), (5, 259618304), (8, 162261440), (10, 129809152), (11, 118008320), (16, 81130720), (20, 64904576), (22, 59004160), (31, 41873920), (32, 40565360), (40, 32452288), (44, 29502080), (55, 23601664), (62, 20936960), (64, 20282680), (80, 16226144), (88, 14751040), (110, 11800832), (124, 10468480), (128, 10141340), (155, 8374784), (160, 8113072), (176, 7375520), (220, 5900416), (248, 5234240), (256, 5070670), (310, 4187392), (320, 4056536), (341, 3806720), (352, 3687760), (440, 2950208), (496, 2617120), (512, 2535335), (620, 2093696), (640, 2028268), (682, 1903360), (704, 1843880), (880, 1475104), (992, 1308560), (1240, 1046848), (1280, 1014134), (1364, 951680), (1408, 921940), (1487, 872960), (1705, 761344), (1760, 737552), (1984, 654280), (2480, 523424), (2560, 507067), (2728, 475840), (2816, 460970), (2974, 436480), (3410, 380672), (3520, 368776), (3968, 327140), (4960, 261712), (5456, 237920), (5632, 230485), (5948, 218240), (6820, 190336), (7040, 184388), (7435, 174592), (7936, 163570), (9920, 130856), (10912, 118960), (11896, 109120), (13640, 95168), (14080, 92194), (14870, 87296), (15872, 81785), (16357, 79360), (19840, 65428), (21824, 59480), (23792, 54560), (27280, 47584), (28160, 46097), (29740, 43648), (32714, 39680)]