245803712

素因数分解:

$2^6\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1609}}^1$

素因数の和:1670

約数の個数: 112

約数和(自身を含む): 628131840

約数和(自身を除く): 382328128

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 31, 32, 44, 56, 62, 64, 77, 88, 112, 124, 154, 176, 217, 224, 248, 308, 341, 352, 434, 448, 496, 616, 682, 704, 868, 992, 1232, 1364, 1609, 1736, 1984, 2387, 2464, 2728, 3218, 3472, 4774, 4928, 5456, 6436, 6944, 9548, 10912, 11263, 12872, 13888, 17699, 19096, 21824, 22526, 25744, 35398, 38192, 45052, 49879, 51488, 70796, 76384, 90104, 99758, 102976, 123893, 141592, 152768, 180208, 199516, 247786, 283184, 349153, 360416, 399032, 495572, 548669, 566368, 698306, 720832, 798064, 991144, 1097338, 1132736, 1396612, 1596128, 1982288, 2194676, 2793224, 3192256, 3840683, 3964576, 4389352, 5586448, 7681366, 7929152, 8778704, 11172896, 15362732, 17557408, 22345792, 30725464, 35114816, 61450928, 122901856, 245803712]

約数ペア:

[(1, 245803712), (2, 122901856), (4, 61450928), (7, 35114816), (8, 30725464), (11, 22345792), (14, 17557408), (16, 15362732), (22, 11172896), (28, 8778704), (31, 7929152), (32, 7681366), (44, 5586448), (56, 4389352), (62, 3964576), (64, 3840683), (77, 3192256), (88, 2793224), (112, 2194676), (124, 1982288), (154, 1596128), (176, 1396612), (217, 1132736), (224, 1097338), (248, 991144), (308, 798064), (341, 720832), (352, 698306), (434, 566368), (448, 548669), (496, 495572), (616, 399032), (682, 360416), (704, 349153), (868, 283184), (992, 247786), (1232, 199516), (1364, 180208), (1609, 152768), (1736, 141592), (1984, 123893), (2387, 102976), (2464, 99758), (2728, 90104), (3218, 76384), (3472, 70796), (4774, 51488), (4928, 49879), (5456, 45052), (6436, 38192), (6944, 35398), (9548, 25744), (10912, 22526), (11263, 21824), (12872, 19096), (13888, 17699)]