15890240

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1$

素因数の和:184

約数の個数: 112

約数和(自身を含む): 42135552

約数和(自身を除く): 26245312

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 23, 32, 34, 40, 46, 64, 68, 80, 85, 92, 115, 127, 136, 160, 170, 184, 230, 254, 272, 320, 340, 368, 391, 460, 508, 544, 635, 680, 736, 782, 920, 1016, 1088, 1270, 1360, 1472, 1564, 1840, 1955, 2032, 2159, 2540, 2720, 2921, 3128, 3680, 3910, 4064, 4318, 5080, 5440, 5842, 6256, 7360, 7820, 8128, 8636, 10160, 10795, 11684, 12512, 14605, 15640, 17272, 20320, 21590, 23368, 25024, 29210, 31280, 34544, 40640, 43180, 46736, 49657, 58420, 62560, 69088, 86360, 93472, 99314, 116840, 125120, 138176, 172720, 186944, 198628, 233680, 248285, 345440, 397256, 467360, 496570, 690880, 794512, 934720, 993140, 1589024, 1986280, 3178048, 3972560, 7945120, 15890240]

約数ペア:

[(1, 15890240), (2, 7945120), (4, 3972560), (5, 3178048), (8, 1986280), (10, 1589024), (16, 993140), (17, 934720), (20, 794512), (23, 690880), (32, 496570), (34, 467360), (40, 397256), (46, 345440), (64, 248285), (68, 233680), (80, 198628), (85, 186944), (92, 172720), (115, 138176), (127, 125120), (136, 116840), (160, 99314), (170, 93472), (184, 86360), (230, 69088), (254, 62560), (272, 58420), (320, 49657), (340, 46736), (368, 43180), (391, 40640), (460, 34544), (508, 31280), (544, 29210), (635, 25024), (680, 23368), (736, 21590), (782, 20320), (920, 17272), (1016, 15640), (1088, 14605), (1270, 12512), (1360, 11684), (1472, 10795), (1564, 10160), (1840, 8636), (1955, 8128), (2032, 7820), (2159, 7360), (2540, 6256), (2720, 5842), (2921, 5440), (3128, 5080), (3680, 4318), (3910, 4064)]