19604970

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1$

素因数の和:98

約数の個数: 256

約数和(自身を含む): 69672960

約数和(自身を除く): 50067990

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 11, 14, 15, 18, 21, 22, 23, 27, 30, 33, 35, 41, 42, 45, 46, 54, 55, 63, 66, 69, 70, 77, 82, 90, 99, 105, 110, 115, 123, 126, 135, 138, 154, 161, 165, 189, 198, 205, 207, 210, 230, 231, 246, 253, 270, 287, 297, 315, 322, 330, 345, 369, 378, 385, 410, 414, 451, 462, 483, 495, 506, 574, 594, 615, 621, 630, 690, 693, 738, 759, 770, 805, 861, 902, 943, 945, 966, 990, 1035, 1107, 1155, 1230, 1242, 1265, 1353, 1386, 1435, 1449, 1485, 1518, 1610, 1722, 1771, 1845, 1886, 1890, 2070, 2079, 2214, 2255, 2277, 2310, 2415, 2530, 2583, 2706, 2829, 2870, 2898, 2970, 3105, 3157, 3465, 3542, 3690, 3795, 4059, 4158, 4305, 4347, 4510, 4554, 4715, 4830, 5166, 5313, 5535, 5658, 6210, 6314, 6601, 6765, 6831, 6930, 7245, 7590, 7749, 8118, 8487, 8610, 8694, 8855, 9430, 9471, 10373, 10395, 10626, 11070, 11385, 12177, 12915, 13202, 13530, 13662, 14145, 14490, 15498, 15785, 15939, 16974, 17710, 18942, 19803, 20295, 20746, 20790, 21735, 22770, 24354, 25461, 25830, 26565, 28290, 28413, 31119, 31570, 31878, 33005, 34155, 38745, 39606, 40590, 42435, 43470, 47355, 47817, 50922, 51865, 53130, 56826, 59409, 60885, 62238, 66010, 68310, 72611, 77490, 79695, 84870, 85239, 93357, 94710, 95634, 99015, 103730, 118818, 121770, 127305, 142065, 145222, 155595, 159390, 170478, 178227, 186714, 198030, 217833, 239085, 254610, 280071, 284130, 297045, 311190, 356454, 363055, 426195, 435666, 466785, 478170, 560142, 594090, 653499, 726110, 852390, 891135, 933570, 1089165, 1306998, 1400355, 1782270, 1960497, 2178330, 2800710, 3267495, 3920994, 6534990, 9802485, 19604970]

約数ペア:

[(1, 19604970), (2, 9802485), (3, 6534990), (5, 3920994), (6, 3267495), (7, 2800710), (9, 2178330), (10, 1960497), (11, 1782270), (14, 1400355), (15, 1306998), (18, 1089165), (21, 933570), (22, 891135), (23, 852390), (27, 726110), (30, 653499), (33, 594090), (35, 560142), (41, 478170), (42, 466785), (45, 435666), (46, 426195), (54, 363055), (55, 356454), (63, 311190), (66, 297045), (69, 284130), (70, 280071), (77, 254610), (82, 239085), (90, 217833), (99, 198030), (105, 186714), (110, 178227), (115, 170478), (123, 159390), (126, 155595), (135, 145222), (138, 142065), (154, 127305), (161, 121770), (165, 118818), (189, 103730), (198, 99015), (205, 95634), (207, 94710), (210, 93357), (230, 85239), (231, 84870), (246, 79695), (253, 77490), (270, 72611), (287, 68310), (297, 66010), (315, 62238), (322, 60885), (330, 59409), (345, 56826), (369, 53130), (378, 51865), (385, 50922), (410, 47817), (414, 47355), (451, 43470), (462, 42435), (483, 40590), (495, 39606), (506, 38745), (574, 34155), (594, 33005), (615, 31878), (621, 31570), (630, 31119), (690, 28413), (693, 28290), (738, 26565), (759, 25830), (770, 25461), (805, 24354), (861, 22770), (902, 21735), (943, 20790), (945, 20746), (966, 20295), (990, 19803), (1035, 18942), (1107, 17710), (1155, 16974), (1230, 15939), (1242, 15785), (1265, 15498), (1353, 14490), (1386, 14145), (1435, 13662), (1449, 13530), (1485, 13202), (1518, 12915), (1610, 12177), (1722, 11385), (1771, 11070), (1845, 10626), (1886, 10395), (1890, 10373), (2070, 9471), (2079, 9430), (2214, 8855), (2255, 8694), (2277, 8610), (2310, 8487), (2415, 8118), (2530, 7749), (2583, 7590), (2706, 7245), (2829, 6930), (2870, 6831), (2898, 6765), (2970, 6601), (3105, 6314), (3157, 6210), (3465, 5658), (3542, 5535), (3690, 5313), (3795, 5166), (4059, 4830), (4158, 4715), (4305, 4554), (4347, 4510)]