56747880

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{3217}}^1$

素因数の和:3248

約数の個数: 144

約数和(自身を含む): 214608420

約数和(自身を除く): 157860540

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 56, 60, 63, 70, 72, 84, 90, 98, 105, 120, 126, 140, 147, 168, 180, 196, 210, 245, 252, 280, 294, 315, 360, 392, 420, 441, 490, 504, 588, 630, 735, 840, 882, 980, 1176, 1260, 1470, 1764, 1960, 2205, 2520, 2940, 3217, 3528, 4410, 5880, 6434, 8820, 9651, 12868, 16085, 17640, 19302, 22519, 25736, 28953, 32170, 38604, 45038, 48255, 57906, 64340, 67557, 77208, 90076, 96510, 112595, 115812, 128680, 135114, 144765, 157633, 180152, 193020, 202671, 225190, 231624, 270228, 289530, 315266, 337785, 386040, 405342, 450380, 472899, 540456, 579060, 630532, 675570, 788165, 810684, 900760, 945798, 1013355, 1158120, 1261064, 1351140, 1418697, 1576330, 1621368, 1891596, 2026710, 2364495, 2702280, 2837394, 3152660, 3783192, 4053420, 4728990, 5674788, 6305320, 7093485, 8106840, 9457980, 11349576, 14186970, 18915960, 28373940, 56747880]

約数ペア:

[(1, 56747880), (2, 28373940), (3, 18915960), (4, 14186970), (5, 11349576), (6, 9457980), (7, 8106840), (8, 7093485), (9, 6305320), (10, 5674788), (12, 4728990), (14, 4053420), (15, 3783192), (18, 3152660), (20, 2837394), (21, 2702280), (24, 2364495), (28, 2026710), (30, 1891596), (35, 1621368), (36, 1576330), (40, 1418697), (42, 1351140), (45, 1261064), (49, 1158120), (56, 1013355), (60, 945798), (63, 900760), (70, 810684), (72, 788165), (84, 675570), (90, 630532), (98, 579060), (105, 540456), (120, 472899), (126, 450380), (140, 405342), (147, 386040), (168, 337785), (180, 315266), (196, 289530), (210, 270228), (245, 231624), (252, 225190), (280, 202671), (294, 193020), (315, 180152), (360, 157633), (392, 144765), (420, 135114), (441, 128680), (490, 115812), (504, 112595), (588, 96510), (630, 90076), (735, 77208), (840, 67557), (882, 64340), (980, 57906), (1176, 48255), (1260, 45038), (1470, 38604), (1764, 32170), (1960, 28953), (2205, 25736), (2520, 22519), (2940, 19302), (3217, 17640), (3528, 16085), (4410, 12868), (5880, 9651), (6434, 8820)]