13918240

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{43}}^1$

素因数の和:99

約数の個数: 144

約数和(自身を含む): 40848192

約数和(自身を除く): 26929952

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 43, 56, 68, 70, 80, 85, 86, 112, 119, 136, 140, 160, 170, 172, 215, 224, 238, 272, 280, 289, 301, 340, 344, 430, 476, 544, 560, 578, 595, 602, 680, 688, 731, 860, 952, 1120, 1156, 1190, 1204, 1360, 1376, 1445, 1462, 1505, 1720, 1904, 2023, 2312, 2380, 2408, 2720, 2890, 2924, 3010, 3440, 3655, 3808, 4046, 4624, 4760, 4816, 5117, 5780, 5848, 6020, 6880, 7310, 8092, 9248, 9520, 9632, 10115, 10234, 11560, 11696, 12040, 12427, 14620, 16184, 19040, 20230, 20468, 23120, 23392, 24080, 24854, 25585, 29240, 32368, 40460, 40936, 46240, 48160, 49708, 51170, 58480, 62135, 64736, 80920, 81872, 86989, 99416, 102340, 116960, 124270, 161840, 163744, 173978, 198832, 204680, 248540, 323680, 347956, 397664, 409360, 434945, 497080, 695912, 818720, 869890, 994160, 1391824, 1739780, 1988320, 2783648, 3479560, 6959120, 13918240]

約数ペア:

[(1, 13918240), (2, 6959120), (4, 3479560), (5, 2783648), (7, 1988320), (8, 1739780), (10, 1391824), (14, 994160), (16, 869890), (17, 818720), (20, 695912), (28, 497080), (32, 434945), (34, 409360), (35, 397664), (40, 347956), (43, 323680), (56, 248540), (68, 204680), (70, 198832), (80, 173978), (85, 163744), (86, 161840), (112, 124270), (119, 116960), (136, 102340), (140, 99416), (160, 86989), (170, 81872), (172, 80920), (215, 64736), (224, 62135), (238, 58480), (272, 51170), (280, 49708), (289, 48160), (301, 46240), (340, 40936), (344, 40460), (430, 32368), (476, 29240), (544, 25585), (560, 24854), (578, 24080), (595, 23392), (602, 23120), (680, 20468), (688, 20230), (731, 19040), (860, 16184), (952, 14620), (1120, 12427), (1156, 12040), (1190, 11696), (1204, 11560), (1360, 10234), (1376, 10115), (1445, 9632), (1462, 9520), (1505, 9248), (1720, 8092), (1904, 7310), (2023, 6880), (2312, 6020), (2380, 5848), (2408, 5780), (2720, 5117), (2890, 4816), (2924, 4760), (3010, 4624), (3440, 4046), (3655, 3808)]