306647880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{431}}^1$

素因数の和:481

約数の個数: 288

約数和(自身を含む): 1178997120

約数和(自身を除く): 872349240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 49, 55, 56, 60, 66, 70, 77, 84, 88, 98, 105, 110, 120, 121, 132, 140, 147, 154, 165, 168, 196, 210, 220, 231, 242, 245, 264, 280, 294, 308, 330, 363, 385, 392, 420, 431, 440, 462, 484, 490, 539, 588, 605, 616, 660, 726, 735, 770, 840, 847, 862, 924, 968, 980, 1078, 1155, 1176, 1210, 1293, 1320, 1452, 1470, 1540, 1617, 1694, 1724, 1815, 1848, 1960, 2155, 2156, 2310, 2420, 2541, 2586, 2695, 2904, 2940, 3017, 3080, 3234, 3388, 3448, 3630, 4235, 4310, 4312, 4620, 4741, 4840, 5082, 5172, 5390, 5880, 5929, 6034, 6465, 6468, 6776, 7260, 8085, 8470, 8620, 9051, 9240, 9482, 10164, 10344, 10780, 11858, 12068, 12705, 12930, 12936, 14223, 14520, 15085, 16170, 16940, 17240, 17787, 18102, 18964, 20328, 21119, 21560, 23705, 23716, 24136, 25410, 25860, 28446, 29645, 30170, 32340, 33187, 33880, 35574, 36204, 37928, 42238, 45255, 47410, 47432, 50820, 51720, 52151, 56892, 59290, 60340, 63357, 64680, 66374, 71115, 71148, 72408, 84476, 88935, 90510, 94820, 99561, 101640, 104302, 105595, 113784, 118580, 120680, 126714, 132748, 142230, 142296, 156453, 165935, 168952, 177870, 181020, 189640, 199122, 208604, 211190, 232309, 237160, 253428, 260755, 265496, 284460, 312906, 316785, 331870, 355740, 362040, 365057, 398244, 417208, 422380, 464618, 497805, 506856, 521510, 568920, 625812, 633570, 663740, 696927, 711480, 730114, 782265, 796488, 844760, 929236, 995610, 1043020, 1095171, 1161545, 1251624, 1267140, 1327480, 1393854, 1460228, 1564530, 1825285, 1858472, 1991220, 2086040, 2190342, 2323090, 2534280, 2555399, 2787708, 2920456, 3129060, 3484635, 3650570, 3982440, 4380684, 4646180, 5110798, 5475855, 5575416, 6258120, 6969270, 7301140, 7666197, 8761368, 9292360, 10221596, 10951710, 12776995, 13938540, 14602280, 15332394, 20443192, 21903420, 25553990, 27877080, 30664788, 38330985, 43806840, 51107980, 61329576, 76661970, 102215960, 153323940, 306647880]

約数ペア:

[(1, 306647880), (2, 153323940), (3, 102215960), (4, 76661970), (5, 61329576), (6, 51107980), (7, 43806840), (8, 38330985), (10, 30664788), (11, 27877080), (12, 25553990), (14, 21903420), (15, 20443192), (20, 15332394), (21, 14602280), (22, 13938540), (24, 12776995), (28, 10951710), (30, 10221596), (33, 9292360), (35, 8761368), (40, 7666197), (42, 7301140), (44, 6969270), (49, 6258120), (55, 5575416), (56, 5475855), (60, 5110798), (66, 4646180), (70, 4380684), (77, 3982440), (84, 3650570), (88, 3484635), (98, 3129060), (105, 2920456), (110, 2787708), (120, 2555399), (121, 2534280), (132, 2323090), (140, 2190342), (147, 2086040), (154, 1991220), (165, 1858472), (168, 1825285), (196, 1564530), (210, 1460228), (220, 1393854), (231, 1327480), (242, 1267140), (245, 1251624), (264, 1161545), (280, 1095171), (294, 1043020), (308, 995610), (330, 929236), (363, 844760), (385, 796488), (392, 782265), (420, 730114), (431, 711480), (440, 696927), (462, 663740), (484, 633570), (490, 625812), (539, 568920), (588, 521510), (605, 506856), (616, 497805), (660, 464618), (726, 422380), (735, 417208), (770, 398244), (840, 365057), (847, 362040), (862, 355740), (924, 331870), (968, 316785), (980, 312906), (1078, 284460), (1155, 265496), (1176, 260755), (1210, 253428), (1293, 237160), (1320, 232309), (1452, 211190), (1470, 208604), (1540, 199122), (1617, 189640), (1694, 181020), (1724, 177870), (1815, 168952), (1848, 165935), (1960, 156453), (2155, 142296), (2156, 142230), (2310, 132748), (2420, 126714), (2541, 120680), (2586, 118580), (2695, 113784), (2904, 105595), (2940, 104302), (3017, 101640), (3080, 99561), (3234, 94820), (3388, 90510), (3448, 88935), (3630, 84476), (4235, 72408), (4310, 71148), (4312, 71115), (4620, 66374), (4741, 64680), (4840, 63357), (5082, 60340), (5172, 59290), (5390, 56892), (5880, 52151), (5929, 51720), (6034, 50820), (6465, 47432), (6468, 47410), (6776, 45255), (7260, 42238), (8085, 37928), (8470, 36204), (8620, 35574), (9051, 33880), (9240, 33187), (9482, 32340), (10164, 30170), (10344, 29645), (10780, 28446), (11858, 25860), (12068, 25410), (12705, 24136), (12930, 23716), (12936, 23705), (14223, 21560), (14520, 21119), (15085, 20328), (16170, 18964), (16940, 18102), (17240, 17787)]