20748622440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{100003}}^1$

素因数の和:100056

約数の個数: 256

約数和(自身を含む): 80643225600

約数和(自身を除く): 59894603160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 19, 20, 21, 24, 26, 28, 30, 35, 38, 39, 40, 42, 52, 56, 57, 60, 65, 70, 76, 78, 84, 91, 95, 104, 105, 114, 120, 130, 133, 140, 152, 156, 168, 182, 190, 195, 210, 228, 247, 260, 266, 273, 280, 285, 312, 364, 380, 390, 399, 420, 455, 456, 494, 520, 532, 546, 570, 665, 728, 741, 760, 780, 798, 840, 910, 988, 1064, 1092, 1140, 1235, 1330, 1365, 1482, 1560, 1596, 1729, 1820, 1976, 1995, 2184, 2280, 2470, 2660, 2730, 2964, 3192, 3458, 3640, 3705, 3990, 4940, 5187, 5320, 5460, 5928, 6916, 7410, 7980, 8645, 9880, 10374, 10920, 13832, 14820, 15960, 17290, 20748, 25935, 29640, 34580, 41496, 51870, 69160, 100003, 103740, 200006, 207480, 300009, 400012, 500015, 600018, 700021, 800024, 1000030, 1200036, 1300039, 1400042, 1500045, 1900057, 2000060, 2100063, 2400072, 2600078, 2800084, 3000090, 3500105, 3800114, 3900117, 4000120, 4200126, 5200156, 5600168, 5700171, 6000180, 6500195, 7000210, 7600228, 7800234, 8400252, 9100273, 9500285, 10400312, 10500315, 11400342, 12000360, 13000390, 13300399, 14000420, 15200456, 15600468, 16800504, 18200546, 19000570, 19500585, 21000630, 22800684, 24700741, 26000780, 26600798, 27300819, 28000840, 28500855, 31200936, 36401092, 38001140, 39001170, 39901197, 42001260, 45501365, 45601368, 49401482, 52001560, 53201596, 54601638, 57001710, 66501995, 72802184, 74102223, 76002280, 78002340, 79802394, 84002520, 91002730, 98802964, 106403192, 109203276, 114003420, 123503705, 133003990, 136504095, 148204446, 156004680, 159604788, 172905187, 182005460, 197605928, 199505985, 218406552, 228006840, 247007410, 266007980, 273008190, 296408892, 319209576, 345810374, 364010920, 370511115, 399011970, 494014820, 518715561, 532015960, 546016380, 592817784, 691620748, 741022230, 798023940, 864525935, 988029640, 1037431122, 1092032760, 1383241496, 1482044460, 1596047880, 1729051870, 2074862244, 2593577805, 2964088920, 3458103740, 4149724488, 5187155610, 6916207480, 10374311220, 20748622440]

約数ペア:

[(1, 20748622440), (2, 10374311220), (3, 6916207480), (4, 5187155610), (5, 4149724488), (6, 3458103740), (7, 2964088920), (8, 2593577805), (10, 2074862244), (12, 1729051870), (13, 1596047880), (14, 1482044460), (15, 1383241496), (19, 1092032760), (20, 1037431122), (21, 988029640), (24, 864525935), (26, 798023940), (28, 741022230), (30, 691620748), (35, 592817784), (38, 546016380), (39, 532015960), (40, 518715561), (42, 494014820), (52, 399011970), (56, 370511115), (57, 364010920), (60, 345810374), (65, 319209576), (70, 296408892), (76, 273008190), (78, 266007980), (84, 247007410), (91, 228006840), (95, 218406552), (104, 199505985), (105, 197605928), (114, 182005460), (120, 172905187), (130, 159604788), (133, 156004680), (140, 148204446), (152, 136504095), (156, 133003990), (168, 123503705), (182, 114003420), (190, 109203276), (195, 106403192), (210, 98802964), (228, 91002730), (247, 84002520), (260, 79802394), (266, 78002340), (273, 76002280), (280, 74102223), (285, 72802184), (312, 66501995), (364, 57001710), (380, 54601638), (390, 53201596), (399, 52001560), (420, 49401482), (455, 45601368), (456, 45501365), (494, 42001260), (520, 39901197), (532, 39001170), (546, 38001140), (570, 36401092), (665, 31200936), (728, 28500855), (741, 28000840), (760, 27300819), (780, 26600798), (798, 26000780), (840, 24700741), (910, 22800684), (988, 21000630), (1064, 19500585), (1092, 19000570), (1140, 18200546), (1235, 16800504), (1330, 15600468), (1365, 15200456), (1482, 14000420), (1560, 13300399), (1596, 13000390), (1729, 12000360), (1820, 11400342), (1976, 10500315), (1995, 10400312), (2184, 9500285), (2280, 9100273), (2470, 8400252), (2660, 7800234), (2730, 7600228), (2964, 7000210), (3192, 6500195), (3458, 6000180), (3640, 5700171), (3705, 5600168), (3990, 5200156), (4940, 4200126), (5187, 4000120), (5320, 3900117), (5460, 3800114), (5928, 3500105), (6916, 3000090), (7410, 2800084), (7980, 2600078), (8645, 2400072), (9880, 2100063), (10374, 2000060), (10920, 1900057), (13832, 1500045), (14820, 1400042), (15960, 1300039), (17290, 1200036), (20748, 1000030), (25935, 800024), (29640, 700021), (34580, 600018), (41496, 500015), (51870, 400012), (69160, 300009), (100003, 207480), (103740, 200006)]