61375440

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{307}}^1$

素因数の和:354

約数の個数: 240

約数和(自身を含む): 235109952

約数和(自身を除く): 173734512

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 17, 20, 21, 24, 28, 30, 34, 35, 40, 42, 48, 49, 51, 56, 60, 68, 70, 80, 84, 85, 98, 102, 105, 112, 119, 120, 136, 140, 147, 168, 170, 196, 204, 210, 238, 240, 245, 255, 272, 280, 294, 307, 336, 340, 357, 392, 408, 420, 476, 490, 510, 560, 588, 595, 614, 680, 714, 735, 784, 816, 833, 840, 921, 952, 980, 1020, 1176, 1190, 1228, 1360, 1428, 1470, 1535, 1666, 1680, 1785, 1842, 1904, 1960, 2040, 2149, 2352, 2380, 2456, 2499, 2856, 2940, 3070, 3332, 3570, 3684, 3920, 4080, 4165, 4298, 4605, 4760, 4912, 4998, 5219, 5712, 5880, 6140, 6447, 6664, 7140, 7368, 8330, 8596, 9210, 9520, 9996, 10438, 10745, 11760, 12280, 12495, 12894, 13328, 14280, 14736, 15043, 15657, 16660, 17192, 18420, 19992, 20876, 21490, 24560, 24990, 25788, 26095, 28560, 30086, 31314, 32235, 33320, 34384, 36533, 36840, 39984, 41752, 42980, 45129, 49980, 51576, 52190, 60172, 62628, 64470, 66640, 73066, 73680, 75215, 78285, 83504, 85960, 90258, 99960, 103152, 104380, 109599, 120344, 125256, 128940, 146132, 150430, 156570, 171920, 180516, 182665, 199920, 208760, 219198, 225645, 240688, 250512, 255731, 257880, 292264, 300860, 313140, 361032, 365330, 417520, 438396, 451290, 511462, 515760, 547995, 584528, 601720, 626280, 722064, 730660, 767193, 876792, 902580, 1022924, 1095990, 1203440, 1252560, 1278655, 1461320, 1534386, 1753584, 1805160, 2045848, 2191980, 2557310, 2922640, 3068772, 3610320, 3835965, 4091696, 4383960, 5114620, 6137544, 7671930, 8767920, 10229240, 12275088, 15343860, 20458480, 30687720, 61375440]

約数ペア:

[(1, 61375440), (2, 30687720), (3, 20458480), (4, 15343860), (5, 12275088), (6, 10229240), (7, 8767920), (8, 7671930), (10, 6137544), (12, 5114620), (14, 4383960), (15, 4091696), (16, 3835965), (17, 3610320), (20, 3068772), (21, 2922640), (24, 2557310), (28, 2191980), (30, 2045848), (34, 1805160), (35, 1753584), (40, 1534386), (42, 1461320), (48, 1278655), (49, 1252560), (51, 1203440), (56, 1095990), (60, 1022924), (68, 902580), (70, 876792), (80, 767193), (84, 730660), (85, 722064), (98, 626280), (102, 601720), (105, 584528), (112, 547995), (119, 515760), (120, 511462), (136, 451290), (140, 438396), (147, 417520), (168, 365330), (170, 361032), (196, 313140), (204, 300860), (210, 292264), (238, 257880), (240, 255731), (245, 250512), (255, 240688), (272, 225645), (280, 219198), (294, 208760), (307, 199920), (336, 182665), (340, 180516), (357, 171920), (392, 156570), (408, 150430), (420, 146132), (476, 128940), (490, 125256), (510, 120344), (560, 109599), (588, 104380), (595, 103152), (614, 99960), (680, 90258), (714, 85960), (735, 83504), (784, 78285), (816, 75215), (833, 73680), (840, 73066), (921, 66640), (952, 64470), (980, 62628), (1020, 60172), (1176, 52190), (1190, 51576), (1228, 49980), (1360, 45129), (1428, 42980), (1470, 41752), (1535, 39984), (1666, 36840), (1680, 36533), (1785, 34384), (1842, 33320), (1904, 32235), (1960, 31314), (2040, 30086), (2149, 28560), (2352, 26095), (2380, 25788), (2456, 24990), (2499, 24560), (2856, 21490), (2940, 20876), (3070, 19992), (3332, 18420), (3570, 17192), (3684, 16660), (3920, 15657), (4080, 15043), (4165, 14736), (4298, 14280), (4605, 13328), (4760, 12894), (4912, 12495), (4998, 12280), (5219, 11760), (5712, 10745), (5880, 10438), (6140, 9996), (6447, 9520), (6664, 9210), (7140, 8596), (7368, 8330)]