898494080

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1$

素因数の和:263

約数の個数: 256

約数和(自身を含む): 2538086400

約数和(自身を除く): 1639592320

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 31, 32, 40, 44, 46, 55, 62, 64, 80, 88, 92, 110, 115, 124, 128, 155, 160, 176, 179, 184, 220, 230, 248, 253, 310, 320, 341, 352, 358, 368, 440, 460, 496, 506, 620, 640, 682, 704, 713, 716, 736, 880, 895, 920, 992, 1012, 1240, 1265, 1364, 1408, 1426, 1432, 1472, 1705, 1760, 1790, 1840, 1969, 1984, 2024, 2480, 2530, 2728, 2852, 2864, 2944, 3410, 3520, 3565, 3580, 3680, 3938, 3968, 4048, 4117, 4960, 5060, 5456, 5549, 5704, 5728, 6820, 7040, 7130, 7160, 7360, 7843, 7876, 8096, 8234, 9845, 9920, 10120, 10912, 11098, 11408, 11456, 13640, 14260, 14320, 14720, 15686, 15752, 16192, 16468, 19690, 19840, 20240, 20585, 21824, 22196, 22816, 22912, 27280, 27745, 28520, 28640, 31372, 31504, 32384, 32936, 39215, 39380, 40480, 41170, 43648, 44392, 45287, 45632, 54560, 55490, 57040, 57280, 61039, 62744, 63008, 65872, 78430, 78760, 80960, 82340, 88784, 90574, 91264, 109120, 110980, 114080, 114560, 122078, 125488, 126016, 127627, 131744, 156860, 157520, 161920, 164680, 177568, 181148, 218240, 221960, 226435, 228160, 244156, 250976, 252032, 255254, 263488, 305195, 313720, 315040, 329360, 355136, 362296, 443920, 452870, 456320, 488312, 501952, 510508, 526976, 610390, 627440, 630080, 638135, 658720, 710272, 724592, 887840, 905740, 976624, 1003904, 1021016, 1220780, 1254880, 1260160, 1276270, 1317440, 1403897, 1449184, 1775680, 1811480, 1953248, 2042032, 2441560, 2509760, 2552540, 2634880, 2807794, 2898368, 3551360, 3622960, 3906496, 4084064, 4883120, 5019520, 5105080, 5615588, 5796736, 7019485, 7245920, 7812992, 8168128, 9766240, 10210160, 11231176, 14038970, 14491840, 16336256, 19532480, 20420320, 22462352, 28077940, 28983680, 39064960, 40840640, 44924704, 56155880, 81681280, 89849408, 112311760, 179698816, 224623520, 449247040, 898494080]

約数ペア:

[(1, 898494080), (2, 449247040), (4, 224623520), (5, 179698816), (8, 112311760), (10, 89849408), (11, 81681280), (16, 56155880), (20, 44924704), (22, 40840640), (23, 39064960), (31, 28983680), (32, 28077940), (40, 22462352), (44, 20420320), (46, 19532480), (55, 16336256), (62, 14491840), (64, 14038970), (80, 11231176), (88, 10210160), (92, 9766240), (110, 8168128), (115, 7812992), (124, 7245920), (128, 7019485), (155, 5796736), (160, 5615588), (176, 5105080), (179, 5019520), (184, 4883120), (220, 4084064), (230, 3906496), (248, 3622960), (253, 3551360), (310, 2898368), (320, 2807794), (341, 2634880), (352, 2552540), (358, 2509760), (368, 2441560), (440, 2042032), (460, 1953248), (496, 1811480), (506, 1775680), (620, 1449184), (640, 1403897), (682, 1317440), (704, 1276270), (713, 1260160), (716, 1254880), (736, 1220780), (880, 1021016), (895, 1003904), (920, 976624), (992, 905740), (1012, 887840), (1240, 724592), (1265, 710272), (1364, 658720), (1408, 638135), (1426, 630080), (1432, 627440), (1472, 610390), (1705, 526976), (1760, 510508), (1790, 501952), (1840, 488312), (1969, 456320), (1984, 452870), (2024, 443920), (2480, 362296), (2530, 355136), (2728, 329360), (2852, 315040), (2864, 313720), (2944, 305195), (3410, 263488), (3520, 255254), (3565, 252032), (3580, 250976), (3680, 244156), (3938, 228160), (3968, 226435), (4048, 221960), (4117, 218240), (4960, 181148), (5060, 177568), (5456, 164680), (5549, 161920), (5704, 157520), (5728, 156860), (6820, 131744), (7040, 127627), (7130, 126016), (7160, 125488), (7360, 122078), (7843, 114560), (7876, 114080), (8096, 110980), (8234, 109120), (9845, 91264), (9920, 90574), (10120, 88784), (10912, 82340), (11098, 80960), (11408, 78760), (11456, 78430), (13640, 65872), (14260, 63008), (14320, 62744), (14720, 61039), (15686, 57280), (15752, 57040), (16192, 55490), (16468, 54560), (19690, 45632), (19840, 45287), (20240, 44392), (20585, 43648), (21824, 41170), (22196, 40480), (22816, 39380), (22912, 39215), (27280, 32936), (27745, 32384), (28520, 31504), (28640, 31372)]