40287780

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1913}}^1$

素因数の和:1947

約数の個数: 120

約数和(自身を含む): 136177272

約数和(自身を除く): 95889492

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 65, 78, 81, 90, 108, 117, 130, 135, 156, 162, 180, 195, 234, 260, 270, 324, 351, 390, 405, 468, 540, 585, 702, 780, 810, 1053, 1170, 1404, 1620, 1755, 1913, 2106, 2340, 3510, 3826, 4212, 5265, 5739, 7020, 7652, 9565, 10530, 11478, 17217, 19130, 21060, 22956, 24869, 28695, 34434, 38260, 49738, 51651, 57390, 68868, 74607, 86085, 99476, 103302, 114780, 124345, 149214, 154953, 172170, 206604, 223821, 248690, 258255, 298428, 309906, 344340, 373035, 447642, 497380, 516510, 619812, 671463, 746070, 774765, 895284, 1033020, 1119105, 1342926, 1492140, 1549530, 2014389, 2238210, 2685852, 3099060, 3357315, 4028778, 4476420, 6714630, 8057556, 10071945, 13429260, 20143890, 40287780]

約数ペア:

[(1, 40287780), (2, 20143890), (3, 13429260), (4, 10071945), (5, 8057556), (6, 6714630), (9, 4476420), (10, 4028778), (12, 3357315), (13, 3099060), (15, 2685852), (18, 2238210), (20, 2014389), (26, 1549530), (27, 1492140), (30, 1342926), (36, 1119105), (39, 1033020), (45, 895284), (52, 774765), (54, 746070), (60, 671463), (65, 619812), (78, 516510), (81, 497380), (90, 447642), (108, 373035), (117, 344340), (130, 309906), (135, 298428), (156, 258255), (162, 248690), (180, 223821), (195, 206604), (234, 172170), (260, 154953), (270, 149214), (324, 124345), (351, 114780), (390, 103302), (405, 99476), (468, 86085), (540, 74607), (585, 68868), (702, 57390), (780, 51651), (810, 49738), (1053, 38260), (1170, 34434), (1404, 28695), (1620, 24869), (1755, 22956), (1913, 21060), (2106, 19130), (2340, 17217), (3510, 11478), (3826, 10530), (4212, 9565), (5265, 7652), (5739, 7020)]