77795340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{563}}^1$

素因数の和:636

約数の個数: 144

約数和(自身を含む): 259241472

約数和(自身を除く): 181446132

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 47, 49, 60, 70, 84, 94, 98, 105, 140, 141, 147, 188, 196, 210, 235, 245, 282, 294, 329, 420, 470, 490, 563, 564, 588, 658, 705, 735, 940, 980, 987, 1126, 1316, 1410, 1470, 1645, 1689, 1974, 2252, 2303, 2815, 2820, 2940, 3290, 3378, 3941, 3948, 4606, 4935, 5630, 6580, 6756, 6909, 7882, 8445, 9212, 9870, 11260, 11515, 11823, 13818, 15764, 16890, 19705, 19740, 23030, 23646, 26461, 27587, 27636, 33780, 34545, 39410, 46060, 47292, 52922, 55174, 59115, 69090, 78820, 79383, 82761, 105844, 110348, 118230, 132305, 137935, 138180, 158766, 165522, 185227, 236460, 264610, 275870, 317532, 331044, 370454, 396915, 413805, 529220, 551740, 555681, 740908, 793830, 827610, 926135, 1111362, 1296589, 1587660, 1655220, 1852270, 2222724, 2593178, 2778405, 3704540, 3889767, 5186356, 5556810, 6482945, 7779534, 11113620, 12965890, 15559068, 19448835, 25931780, 38897670, 77795340]

約数ペア:

[(1, 77795340), (2, 38897670), (3, 25931780), (4, 19448835), (5, 15559068), (6, 12965890), (7, 11113620), (10, 7779534), (12, 6482945), (14, 5556810), (15, 5186356), (20, 3889767), (21, 3704540), (28, 2778405), (30, 2593178), (35, 2222724), (42, 1852270), (47, 1655220), (49, 1587660), (60, 1296589), (70, 1111362), (84, 926135), (94, 827610), (98, 793830), (105, 740908), (140, 555681), (141, 551740), (147, 529220), (188, 413805), (196, 396915), (210, 370454), (235, 331044), (245, 317532), (282, 275870), (294, 264610), (329, 236460), (420, 185227), (470, 165522), (490, 158766), (563, 138180), (564, 137935), (588, 132305), (658, 118230), (705, 110348), (735, 105844), (940, 82761), (980, 79383), (987, 78820), (1126, 69090), (1316, 59115), (1410, 55174), (1470, 52922), (1645, 47292), (1689, 46060), (1974, 39410), (2252, 34545), (2303, 33780), (2815, 27636), (2820, 27587), (2940, 26461), (3290, 23646), (3378, 23030), (3941, 19740), (3948, 19705), (4606, 16890), (4935, 15764), (5630, 13818), (6580, 11823), (6756, 11515), (6909, 11260), (7882, 9870), (8445, 9212)]