258824580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{193}}^1$

素因数の和:346

約数の個数: 192

約数和(自身を含む): 867729408

約数和(自身を除く): 608904828

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 60, 62, 70, 84, 93, 103, 105, 124, 140, 155, 186, 193, 206, 210, 217, 309, 310, 372, 386, 412, 420, 434, 465, 515, 579, 618, 620, 651, 721, 772, 868, 930, 965, 1030, 1085, 1158, 1236, 1302, 1351, 1442, 1545, 1860, 1930, 2060, 2163, 2170, 2316, 2604, 2702, 2884, 2895, 3090, 3193, 3255, 3605, 3860, 4053, 4326, 4340, 5404, 5790, 5983, 6180, 6386, 6510, 6755, 7210, 8106, 8652, 9579, 10815, 11580, 11966, 12772, 13020, 13510, 14420, 15965, 16212, 17949, 19158, 19879, 20265, 21630, 22351, 23932, 27020, 29915, 31930, 35898, 38316, 39758, 40530, 41881, 43260, 44702, 47895, 59637, 59830, 63860, 67053, 71796, 79516, 81060, 83762, 89404, 89745, 95790, 99395, 111755, 119274, 119660, 125643, 134106, 139153, 167524, 179490, 191580, 198790, 209405, 223510, 238548, 251286, 268212, 278306, 298185, 335265, 358980, 397580, 417459, 418810, 447020, 502572, 556612, 596370, 616249, 628215, 670530, 695765, 834918, 837620, 1192740, 1232498, 1256430, 1341060, 1391530, 1669836, 1848747, 2087295, 2464996, 2512860, 2783060, 3081245, 3697494, 4174590, 4313743, 6162490, 7394988, 8349180, 8627486, 9243735, 12324980, 12941229, 17254972, 18487470, 21568715, 25882458, 36974940, 43137430, 51764916, 64706145, 86274860, 129412290, 258824580]

約数ペア:

[(1, 258824580), (2, 129412290), (3, 86274860), (4, 64706145), (5, 51764916), (6, 43137430), (7, 36974940), (10, 25882458), (12, 21568715), (14, 18487470), (15, 17254972), (20, 12941229), (21, 12324980), (28, 9243735), (30, 8627486), (31, 8349180), (35, 7394988), (42, 6162490), (60, 4313743), (62, 4174590), (70, 3697494), (84, 3081245), (93, 2783060), (103, 2512860), (105, 2464996), (124, 2087295), (140, 1848747), (155, 1669836), (186, 1391530), (193, 1341060), (206, 1256430), (210, 1232498), (217, 1192740), (309, 837620), (310, 834918), (372, 695765), (386, 670530), (412, 628215), (420, 616249), (434, 596370), (465, 556612), (515, 502572), (579, 447020), (618, 418810), (620, 417459), (651, 397580), (721, 358980), (772, 335265), (868, 298185), (930, 278306), (965, 268212), (1030, 251286), (1085, 238548), (1158, 223510), (1236, 209405), (1302, 198790), (1351, 191580), (1442, 179490), (1545, 167524), (1860, 139153), (1930, 134106), (2060, 125643), (2163, 119660), (2170, 119274), (2316, 111755), (2604, 99395), (2702, 95790), (2884, 89745), (2895, 89404), (3090, 83762), (3193, 81060), (3255, 79516), (3605, 71796), (3860, 67053), (4053, 63860), (4326, 59830), (4340, 59637), (5404, 47895), (5790, 44702), (5983, 43260), (6180, 41881), (6386, 40530), (6510, 39758), (6755, 38316), (7210, 35898), (8106, 31930), (8652, 29915), (9579, 27020), (10815, 23932), (11580, 22351), (11966, 21630), (12772, 20265), (13020, 19879), (13510, 19158), (14420, 17949), (15965, 16212)]