305271720

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1279}}^1$

素因数の和:1329

約数の個数: 256

約数和(自身を含む): 1161216000

約数和(自身を除く): 855944280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 17, 18, 20, 24, 26, 27, 30, 34, 36, 39, 40, 45, 51, 52, 54, 60, 65, 68, 72, 78, 85, 90, 102, 104, 108, 117, 120, 130, 135, 136, 153, 156, 170, 180, 195, 204, 216, 221, 234, 255, 260, 270, 306, 312, 340, 351, 360, 390, 408, 442, 459, 468, 510, 520, 540, 585, 612, 663, 680, 702, 765, 780, 884, 918, 936, 1020, 1080, 1105, 1170, 1224, 1279, 1326, 1404, 1530, 1560, 1755, 1768, 1836, 1989, 2040, 2210, 2295, 2340, 2558, 2652, 2808, 3060, 3315, 3510, 3672, 3837, 3978, 4420, 4590, 4680, 5116, 5304, 5967, 6120, 6395, 6630, 7020, 7674, 7956, 8840, 9180, 9945, 10232, 11511, 11934, 12790, 13260, 14040, 15348, 15912, 16627, 18360, 19185, 19890, 21743, 23022, 23868, 25580, 26520, 29835, 30696, 33254, 34533, 38370, 39780, 43486, 46044, 47736, 49881, 51160, 57555, 59670, 65229, 66508, 69066, 76740, 79560, 83135, 86972, 92088, 99762, 108715, 115110, 119340, 130458, 133016, 138132, 149643, 153480, 166270, 172665, 173944, 195687, 199524, 217430, 230220, 238680, 249405, 260916, 276264, 282659, 299286, 326145, 332540, 345330, 391374, 399048, 434860, 448929, 460440, 498810, 521832, 565318, 587061, 598572, 652290, 665080, 690660, 748215, 782748, 847977, 869720, 897858, 978435, 997620, 1130636, 1174122, 1197144, 1304580, 1381320, 1413295, 1496430, 1565496, 1695954, 1795716, 1956870, 1995240, 2244645, 2261272, 2348244, 2543931, 2609160, 2826590, 2935305, 2992860, 3391908, 3591432, 3913740, 4239885, 4489290, 4696488, 5087862, 5653180, 5870610, 5985720, 6783816, 7631793, 7827480, 8479770, 8978580, 10175724, 11306360, 11741220, 12719655, 15263586, 16959540, 17957160, 20351448, 23482440, 25439310, 30527172, 33919080, 38158965, 50878620, 61054344, 76317930, 101757240, 152635860, 305271720]

約数ペア:

[(1, 305271720), (2, 152635860), (3, 101757240), (4, 76317930), (5, 61054344), (6, 50878620), (8, 38158965), (9, 33919080), (10, 30527172), (12, 25439310), (13, 23482440), (15, 20351448), (17, 17957160), (18, 16959540), (20, 15263586), (24, 12719655), (26, 11741220), (27, 11306360), (30, 10175724), (34, 8978580), (36, 8479770), (39, 7827480), (40, 7631793), (45, 6783816), (51, 5985720), (52, 5870610), (54, 5653180), (60, 5087862), (65, 4696488), (68, 4489290), (72, 4239885), (78, 3913740), (85, 3591432), (90, 3391908), (102, 2992860), (104, 2935305), (108, 2826590), (117, 2609160), (120, 2543931), (130, 2348244), (135, 2261272), (136, 2244645), (153, 1995240), (156, 1956870), (170, 1795716), (180, 1695954), (195, 1565496), (204, 1496430), (216, 1413295), (221, 1381320), (234, 1304580), (255, 1197144), (260, 1174122), (270, 1130636), (306, 997620), (312, 978435), (340, 897858), (351, 869720), (360, 847977), (390, 782748), (408, 748215), (442, 690660), (459, 665080), (468, 652290), (510, 598572), (520, 587061), (540, 565318), (585, 521832), (612, 498810), (663, 460440), (680, 448929), (702, 434860), (765, 399048), (780, 391374), (884, 345330), (918, 332540), (936, 326145), (1020, 299286), (1080, 282659), (1105, 276264), (1170, 260916), (1224, 249405), (1279, 238680), (1326, 230220), (1404, 217430), (1530, 199524), (1560, 195687), (1755, 173944), (1768, 172665), (1836, 166270), (1989, 153480), (2040, 149643), (2210, 138132), (2295, 133016), (2340, 130458), (2558, 119340), (2652, 115110), (2808, 108715), (3060, 99762), (3315, 92088), (3510, 86972), (3672, 83135), (3837, 79560), (3978, 76740), (4420, 69066), (4590, 66508), (4680, 65229), (5116, 59670), (5304, 57555), (5967, 51160), (6120, 49881), (6395, 47736), (6630, 46044), (7020, 43486), (7674, 39780), (7956, 38370), (8840, 34533), (9180, 33254), (9945, 30696), (10232, 29835), (11511, 26520), (11934, 25580), (12790, 23868), (13260, 23022), (14040, 21743), (15348, 19890), (15912, 19185), (16627, 18360)]