856807380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{33287}}^1$

素因数の和:33326

約数の個数: 144

約数和(自身を含む): 3053441664

約数和(自身を除く): 2196634284

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 13, 15, 18, 20, 22, 26, 30, 33, 36, 39, 44, 45, 52, 55, 60, 65, 66, 78, 90, 99, 110, 117, 130, 132, 143, 156, 165, 180, 195, 198, 220, 234, 260, 286, 330, 390, 396, 429, 468, 495, 572, 585, 660, 715, 780, 858, 990, 1170, 1287, 1430, 1716, 1980, 2145, 2340, 2574, 2860, 4290, 5148, 6435, 8580, 12870, 25740, 33287, 66574, 99861, 133148, 166435, 199722, 299583, 332870, 366157, 399444, 432731, 499305, 599166, 665740, 732314, 865462, 998610, 1098471, 1198332, 1298193, 1464628, 1497915, 1730924, 1830785, 1997220, 2163655, 2196942, 2596386, 2995830, 3295413, 3661570, 3894579, 4327310, 4393884, 4760041, 5192772, 5492355, 5991660, 6490965, 6590826, 7323140, 7789158, 8654620, 9520082, 10984710, 12981930, 13181652, 14280123, 15578316, 16477065, 19040164, 19472895, 21969420, 23800205, 25963860, 28560246, 32954130, 38945790, 42840369, 47600410, 57120492, 65908260, 71400615, 77891580, 85680738, 95200820, 142801230, 171361476, 214201845, 285602460, 428403690, 856807380]

約数ペア:

[(1, 856807380), (2, 428403690), (3, 285602460), (4, 214201845), (5, 171361476), (6, 142801230), (9, 95200820), (10, 85680738), (11, 77891580), (12, 71400615), (13, 65908260), (15, 57120492), (18, 47600410), (20, 42840369), (22, 38945790), (26, 32954130), (30, 28560246), (33, 25963860), (36, 23800205), (39, 21969420), (44, 19472895), (45, 19040164), (52, 16477065), (55, 15578316), (60, 14280123), (65, 13181652), (66, 12981930), (78, 10984710), (90, 9520082), (99, 8654620), (110, 7789158), (117, 7323140), (130, 6590826), (132, 6490965), (143, 5991660), (156, 5492355), (165, 5192772), (180, 4760041), (195, 4393884), (198, 4327310), (220, 3894579), (234, 3661570), (260, 3295413), (286, 2995830), (330, 2596386), (390, 2196942), (396, 2163655), (429, 1997220), (468, 1830785), (495, 1730924), (572, 1497915), (585, 1464628), (660, 1298193), (715, 1198332), (780, 1098471), (858, 998610), (990, 865462), (1170, 732314), (1287, 665740), (1430, 599166), (1716, 499305), (1980, 432731), (2145, 399444), (2340, 366157), (2574, 332870), (2860, 299583), (4290, 199722), (5148, 166435), (6435, 133148), (8580, 99861), (12870, 66574), (25740, 33287)]