28826040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{269}}^1$

素因数の和:349

約数の個数: 128

約数和(自身を含む): 93312000

約数和(自身を除く): 64485960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 47, 57, 60, 76, 94, 95, 114, 120, 141, 152, 188, 190, 228, 235, 269, 282, 285, 376, 380, 456, 470, 538, 564, 570, 705, 760, 807, 893, 940, 1076, 1128, 1140, 1345, 1410, 1614, 1786, 1880, 2152, 2280, 2679, 2690, 2820, 3228, 3572, 4035, 4465, 5111, 5358, 5380, 5640, 6456, 7144, 8070, 8930, 10222, 10716, 10760, 12643, 13395, 15333, 16140, 17860, 20444, 21432, 25286, 25555, 26790, 30666, 32280, 35720, 37929, 40888, 50572, 51110, 53580, 61332, 63215, 75858, 76665, 101144, 102220, 107160, 122664, 126430, 151716, 153330, 189645, 204440, 240217, 252860, 303432, 306660, 379290, 480434, 505720, 613320, 720651, 758580, 960868, 1201085, 1441302, 1517160, 1921736, 2402170, 2882604, 3603255, 4804340, 5765208, 7206510, 9608680, 14413020, 28826040]

約数ペア:

[(1, 28826040), (2, 14413020), (3, 9608680), (4, 7206510), (5, 5765208), (6, 4804340), (8, 3603255), (10, 2882604), (12, 2402170), (15, 1921736), (19, 1517160), (20, 1441302), (24, 1201085), (30, 960868), (38, 758580), (40, 720651), (47, 613320), (57, 505720), (60, 480434), (76, 379290), (94, 306660), (95, 303432), (114, 252860), (120, 240217), (141, 204440), (152, 189645), (188, 153330), (190, 151716), (228, 126430), (235, 122664), (269, 107160), (282, 102220), (285, 101144), (376, 76665), (380, 75858), (456, 63215), (470, 61332), (538, 53580), (564, 51110), (570, 50572), (705, 40888), (760, 37929), (807, 35720), (893, 32280), (940, 30666), (1076, 26790), (1128, 25555), (1140, 25286), (1345, 21432), (1410, 20444), (1614, 17860), (1786, 16140), (1880, 15333), (2152, 13395), (2280, 12643), (2679, 10760), (2690, 10716), (2820, 10222), (3228, 8930), (3572, 8070), (4035, 7144), (4465, 6456), (5111, 5640), (5358, 5380)]