28794480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{839}}^1$

素因数の和:879

約数の個数: 160

約数和(自身を含む): 104993280

約数和(自身を除く): 76198800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 16, 20, 22, 24, 26, 30, 33, 39, 40, 44, 48, 52, 55, 60, 65, 66, 78, 80, 88, 104, 110, 120, 130, 132, 143, 156, 165, 176, 195, 208, 220, 240, 260, 264, 286, 312, 330, 390, 429, 440, 520, 528, 572, 624, 660, 715, 780, 839, 858, 880, 1040, 1144, 1320, 1430, 1560, 1678, 1716, 2145, 2288, 2517, 2640, 2860, 3120, 3356, 3432, 4195, 4290, 5034, 5720, 6712, 6864, 8390, 8580, 9229, 10068, 10907, 11440, 12585, 13424, 16780, 17160, 18458, 20136, 21814, 25170, 27687, 32721, 33560, 34320, 36916, 40272, 43628, 46145, 50340, 54535, 55374, 65442, 67120, 73832, 87256, 92290, 100680, 109070, 110748, 119977, 130884, 138435, 147664, 163605, 174512, 184580, 201360, 218140, 221496, 239954, 261768, 276870, 327210, 359931, 369160, 436280, 442992, 479908, 523536, 553740, 599885, 654420, 719862, 738320, 872560, 959816, 1107480, 1199770, 1308840, 1439724, 1799655, 1919632, 2214960, 2399540, 2617680, 2879448, 3599310, 4799080, 5758896, 7198620, 9598160, 14397240, 28794480]

約数ペア:

[(1, 28794480), (2, 14397240), (3, 9598160), (4, 7198620), (5, 5758896), (6, 4799080), (8, 3599310), (10, 2879448), (11, 2617680), (12, 2399540), (13, 2214960), (15, 1919632), (16, 1799655), (20, 1439724), (22, 1308840), (24, 1199770), (26, 1107480), (30, 959816), (33, 872560), (39, 738320), (40, 719862), (44, 654420), (48, 599885), (52, 553740), (55, 523536), (60, 479908), (65, 442992), (66, 436280), (78, 369160), (80, 359931), (88, 327210), (104, 276870), (110, 261768), (120, 239954), (130, 221496), (132, 218140), (143, 201360), (156, 184580), (165, 174512), (176, 163605), (195, 147664), (208, 138435), (220, 130884), (240, 119977), (260, 110748), (264, 109070), (286, 100680), (312, 92290), (330, 87256), (390, 73832), (429, 67120), (440, 65442), (520, 55374), (528, 54535), (572, 50340), (624, 46145), (660, 43628), (715, 40272), (780, 36916), (839, 34320), (858, 33560), (880, 32721), (1040, 27687), (1144, 25170), (1320, 21814), (1430, 20136), (1560, 18458), (1678, 17160), (1716, 16780), (2145, 13424), (2288, 12585), (2517, 11440), (2640, 10907), (2860, 10068), (3120, 9229), (3356, 8580), (3432, 8390), (4195, 6864), (4290, 6712), (5034, 5720)]