61772940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{347}}^1$

素因数の和:428

約数の個数: 144

約数和(自身を含む): 200648448

約数和(自身を除く): 138875508

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 43, 45, 46, 60, 69, 86, 90, 92, 115, 129, 138, 172, 180, 207, 215, 230, 258, 276, 345, 347, 387, 414, 430, 460, 516, 645, 690, 694, 774, 828, 860, 989, 1035, 1041, 1290, 1380, 1388, 1548, 1735, 1935, 1978, 2070, 2082, 2580, 2967, 3123, 3470, 3870, 3956, 4140, 4164, 4945, 5205, 5934, 6246, 6940, 7740, 7981, 8901, 9890, 10410, 11868, 12492, 14835, 14921, 15615, 15962, 17802, 19780, 20820, 23943, 29670, 29842, 31230, 31924, 35604, 39905, 44505, 44763, 47886, 59340, 59684, 62460, 71829, 74605, 79810, 89010, 89526, 95772, 119715, 134289, 143658, 149210, 159620, 178020, 179052, 223815, 239430, 268578, 287316, 298420, 343183, 359145, 447630, 478860, 537156, 671445, 686366, 718290, 895260, 1029549, 1342890, 1372732, 1436580, 1715915, 2059098, 2685780, 3088647, 3431830, 4118196, 5147745, 6177294, 6863660, 10295490, 12354588, 15443235, 20590980, 30886470, 61772940]

約数ペア:

[(1, 61772940), (2, 30886470), (3, 20590980), (4, 15443235), (5, 12354588), (6, 10295490), (9, 6863660), (10, 6177294), (12, 5147745), (15, 4118196), (18, 3431830), (20, 3088647), (23, 2685780), (30, 2059098), (36, 1715915), (43, 1436580), (45, 1372732), (46, 1342890), (60, 1029549), (69, 895260), (86, 718290), (90, 686366), (92, 671445), (115, 537156), (129, 478860), (138, 447630), (172, 359145), (180, 343183), (207, 298420), (215, 287316), (230, 268578), (258, 239430), (276, 223815), (345, 179052), (347, 178020), (387, 159620), (414, 149210), (430, 143658), (460, 134289), (516, 119715), (645, 95772), (690, 89526), (694, 89010), (774, 79810), (828, 74605), (860, 71829), (989, 62460), (1035, 59684), (1041, 59340), (1290, 47886), (1380, 44763), (1388, 44505), (1548, 39905), (1735, 35604), (1935, 31924), (1978, 31230), (2070, 29842), (2082, 29670), (2580, 23943), (2967, 20820), (3123, 19780), (3470, 17802), (3870, 15962), (3956, 15615), (4140, 14921), (4164, 14835), (4945, 12492), (5205, 11868), (5934, 10410), (6246, 9890), (6940, 8901), (7740, 7981)]