1961605600

素因数分解:

$2^5\times 5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1$

素因数の和:274

約数の個数: 288

約数和(自身を含む): 5459650560

約数和(自身を除く): 3498044960

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 23, 25, 31, 32, 38, 40, 46, 50, 62, 76, 80, 92, 95, 100, 115, 124, 152, 155, 160, 181, 184, 190, 200, 230, 248, 304, 310, 362, 368, 380, 400, 437, 460, 475, 496, 575, 589, 608, 620, 713, 724, 736, 760, 775, 800, 874, 905, 920, 950, 992, 1150, 1178, 1240, 1426, 1448, 1520, 1550, 1748, 1810, 1840, 1900, 2185, 2300, 2356, 2480, 2852, 2896, 2945, 3040, 3100, 3439, 3496, 3565, 3620, 3680, 3800, 4163, 4370, 4525, 4600, 4712, 4960, 5611, 5704, 5792, 5890, 6200, 6878, 6992, 7130, 7240, 7600, 8326, 8740, 9050, 9200, 9424, 10925, 11222, 11408, 11780, 12400, 13547, 13756, 13984, 14260, 14480, 14725, 15200, 16652, 17195, 17480, 17825, 18100, 18400, 18848, 20815, 21850, 22444, 22816, 23560, 24800, 27094, 27512, 28055, 28520, 28960, 29450, 33304, 34390, 34960, 35650, 36200, 41630, 43700, 44888, 47120, 54188, 55024, 56110, 57040, 58900, 66608, 67735, 68780, 69920, 71300, 72400, 79097, 83260, 85975, 87400, 89776, 94240, 104075, 106609, 108376, 110048, 112220, 114080, 117800, 129053, 133216, 135470, 137560, 140275, 142600, 144800, 158194, 166520, 171950, 174800, 179552, 208150, 213218, 216752, 224440, 235600, 258106, 270940, 275120, 280550, 285200, 316388, 333040, 338675, 343900, 349600, 395485, 416300, 426436, 433504, 448880, 471200, 516212, 533045, 541880, 550240, 561100, 570400, 632776, 645265, 666080, 677350, 687800, 790970, 832600, 852872, 897760, 1032424, 1066090, 1083760, 1122200, 1265552, 1290530, 1354700, 1375600, 1581940, 1665200, 1705744, 1977425, 2064848, 2132180, 2167520, 2244400, 2452007, 2531104, 2581060, 2665225, 2709400, 2751200, 3163880, 3226325, 3330400, 3411488, 3954850, 4129696, 4264360, 4488800, 4904014, 5162120, 5330450, 5418800, 6327760, 6452650, 7909700, 8528720, 9808028, 10324240, 10660900, 10837600, 12260035, 12655520, 12905300, 15819400, 17057440, 19616056, 20648480, 21321800, 24520070, 25810600, 31638800, 39232112, 42643600, 49040140, 51621200, 61300175, 63277600, 78464224, 85287200, 98080280, 103242400, 122600350, 196160560, 245200700, 392321120, 490401400, 980802800, 1961605600]

約数ペア:

[(1, 1961605600), (2, 980802800), (4, 490401400), (5, 392321120), (8, 245200700), (10, 196160560), (16, 122600350), (19, 103242400), (20, 98080280), (23, 85287200), (25, 78464224), (31, 63277600), (32, 61300175), (38, 51621200), (40, 49040140), (46, 42643600), (50, 39232112), (62, 31638800), (76, 25810600), (80, 24520070), (92, 21321800), (95, 20648480), (100, 19616056), (115, 17057440), (124, 15819400), (152, 12905300), (155, 12655520), (160, 12260035), (181, 10837600), (184, 10660900), (190, 10324240), (200, 9808028), (230, 8528720), (248, 7909700), (304, 6452650), (310, 6327760), (362, 5418800), (368, 5330450), (380, 5162120), (400, 4904014), (437, 4488800), (460, 4264360), (475, 4129696), (496, 3954850), (575, 3411488), (589, 3330400), (608, 3226325), (620, 3163880), (713, 2751200), (724, 2709400), (736, 2665225), (760, 2581060), (775, 2531104), (800, 2452007), (874, 2244400), (905, 2167520), (920, 2132180), (950, 2064848), (992, 1977425), (1150, 1705744), (1178, 1665200), (1240, 1581940), (1426, 1375600), (1448, 1354700), (1520, 1290530), (1550, 1265552), (1748, 1122200), (1810, 1083760), (1840, 1066090), (1900, 1032424), (2185, 897760), (2300, 852872), (2356, 832600), (2480, 790970), (2852, 687800), (2896, 677350), (2945, 666080), (3040, 645265), (3100, 632776), (3439, 570400), (3496, 561100), (3565, 550240), (3620, 541880), (3680, 533045), (3800, 516212), (4163, 471200), (4370, 448880), (4525, 433504), (4600, 426436), (4712, 416300), (4960, 395485), (5611, 349600), (5704, 343900), (5792, 338675), (5890, 333040), (6200, 316388), (6878, 285200), (6992, 280550), (7130, 275120), (7240, 270940), (7600, 258106), (8326, 235600), (8740, 224440), (9050, 216752), (9200, 213218), (9424, 208150), (10925, 179552), (11222, 174800), (11408, 171950), (11780, 166520), (12400, 158194), (13547, 144800), (13756, 142600), (13984, 140275), (14260, 137560), (14480, 135470), (14725, 133216), (15200, 129053), (16652, 117800), (17195, 114080), (17480, 112220), (17825, 110048), (18100, 108376), (18400, 106609), (18848, 104075), (20815, 94240), (21850, 89776), (22444, 87400), (22816, 85975), (23560, 83260), (24800, 79097), (27094, 72400), (27512, 71300), (28055, 69920), (28520, 68780), (28960, 67735), (29450, 66608), (33304, 58900), (34390, 57040), (34960, 56110), (35650, 55024), (36200, 54188), (41630, 47120), (43700, 44888)]