82771290

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{137}}^2$

素因数の和:301

約数の個数: 108

約数和(自身を含む): 252181566

約数和(自身を除く): 169410276

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 49, 63, 70, 90, 98, 105, 126, 137, 147, 210, 245, 274, 294, 315, 411, 441, 490, 630, 685, 735, 822, 882, 959, 1233, 1370, 1470, 1918, 2055, 2205, 2466, 2877, 4110, 4410, 4795, 5754, 6165, 6713, 8631, 9590, 12330, 13426, 14385, 17262, 18769, 20139, 28770, 33565, 37538, 40278, 43155, 56307, 60417, 67130, 86310, 93845, 100695, 112614, 120834, 131383, 168921, 187690, 201390, 262766, 281535, 302085, 337842, 394149, 563070, 604170, 656915, 788298, 844605, 919681, 1182447, 1313830, 1689210, 1839362, 1970745, 2364894, 2759043, 3941490, 4598405, 5518086, 5912235, 8277129, 9196810, 11824470, 13795215, 16554258, 27590430, 41385645, 82771290]

約数ペア:

[(1, 82771290), (2, 41385645), (3, 27590430), (5, 16554258), (6, 13795215), (7, 11824470), (9, 9196810), (10, 8277129), (14, 5912235), (15, 5518086), (18, 4598405), (21, 3941490), (30, 2759043), (35, 2364894), (42, 1970745), (45, 1839362), (49, 1689210), (63, 1313830), (70, 1182447), (90, 919681), (98, 844605), (105, 788298), (126, 656915), (137, 604170), (147, 563070), (210, 394149), (245, 337842), (274, 302085), (294, 281535), (315, 262766), (411, 201390), (441, 187690), (490, 168921), (630, 131383), (685, 120834), (735, 112614), (822, 100695), (882, 93845), (959, 86310), (1233, 67130), (1370, 60417), (1470, 56307), (1918, 43155), (2055, 40278), (2205, 37538), (2466, 33565), (2877, 28770), (4110, 20139), (4410, 18769), (4795, 17262), (5754, 14385), (6165, 13426), (6713, 12330), (8631, 9590)]