20805127800

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{719}}^1\times {\mathrm{1663}}^1$

素因数の和:2430

約数の個数: 192

約数和(自身を含む): 66852864000

約数和(自身を除く): 46047736200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 29, 30, 40, 50, 58, 60, 75, 87, 100, 116, 120, 145, 150, 174, 200, 232, 290, 300, 348, 435, 580, 600, 696, 719, 725, 870, 1160, 1438, 1450, 1663, 1740, 2157, 2175, 2876, 2900, 3326, 3480, 3595, 4314, 4350, 4989, 5752, 5800, 6652, 7190, 8315, 8628, 8700, 9978, 10785, 13304, 14380, 16630, 17256, 17400, 17975, 19956, 20851, 21570, 24945, 28760, 33260, 35950, 39912, 41575, 41702, 43140, 48227, 49890, 53925, 62553, 66520, 71900, 83150, 83404, 86280, 96454, 99780, 104255, 107850, 124725, 125106, 143800, 144681, 166300, 166808, 192908, 199560, 208510, 215700, 241135, 249450, 250212, 289362, 312765, 332600, 385816, 417020, 431400, 482270, 498900, 500424, 521275, 578724, 625530, 723405, 834040, 964540, 997800, 1042550, 1157448, 1195697, 1205675, 1251060, 1446810, 1563825, 1929080, 2085100, 2391394, 2411350, 2502120, 2893620, 3127650, 3587091, 3617025, 4170200, 4782788, 4822700, 5787240, 5978485, 6255300, 7174182, 7234050, 9565576, 9645400, 11956970, 12510600, 14348364, 14468100, 17935455, 23913940, 28696728, 28936200, 29892425, 34675213, 35870910, 47827880, 59784850, 69350426, 71741820, 89677275, 104025639, 119569700, 138700852, 143483640, 173376065, 179354550, 208051278, 239139400, 277401704, 346752130, 358709100, 416102556, 520128195, 693504260, 717418200, 832205112, 866880325, 1040256390, 1387008520, 1733760650, 2080512780, 2600640975, 3467521300, 4161025560, 5201281950, 6935042600, 10402563900, 20805127800]

約数ペア:

[(1, 20805127800), (2, 10402563900), (3, 6935042600), (4, 5201281950), (5, 4161025560), (6, 3467521300), (8, 2600640975), (10, 2080512780), (12, 1733760650), (15, 1387008520), (20, 1040256390), (24, 866880325), (25, 832205112), (29, 717418200), (30, 693504260), (40, 520128195), (50, 416102556), (58, 358709100), (60, 346752130), (75, 277401704), (87, 239139400), (100, 208051278), (116, 179354550), (120, 173376065), (145, 143483640), (150, 138700852), (174, 119569700), (200, 104025639), (232, 89677275), (290, 71741820), (300, 69350426), (348, 59784850), (435, 47827880), (580, 35870910), (600, 34675213), (696, 29892425), (719, 28936200), (725, 28696728), (870, 23913940), (1160, 17935455), (1438, 14468100), (1450, 14348364), (1663, 12510600), (1740, 11956970), (2157, 9645400), (2175, 9565576), (2876, 7234050), (2900, 7174182), (3326, 6255300), (3480, 5978485), (3595, 5787240), (4314, 4822700), (4350, 4782788), (4989, 4170200), (5752, 3617025), (5800, 3587091), (6652, 3127650), (7190, 2893620), (8315, 2502120), (8628, 2411350), (8700, 2391394), (9978, 2085100), (10785, 1929080), (13304, 1563825), (14380, 1446810), (16630, 1251060), (17256, 1205675), (17400, 1195697), (17975, 1157448), (19956, 1042550), (20851, 997800), (21570, 964540), (24945, 834040), (28760, 723405), (33260, 625530), (35950, 578724), (39912, 521275), (41575, 500424), (41702, 498900), (43140, 482270), (48227, 431400), (49890, 417020), (53925, 385816), (62553, 332600), (66520, 312765), (71900, 289362), (83150, 250212), (83404, 249450), (86280, 241135), (96454, 215700), (99780, 208510), (104255, 199560), (107850, 192908), (124725, 166808), (125106, 166300), (143800, 144681)]