20768634900

素因数分解:

$2^2\times 3^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{197233}}^1$

素因数の和:197272

約数の個数: 180

約数和(自身を含む): 72502823932

約数和(自身を除く): 51734189032

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 25, 26, 27, 30, 36, 39, 45, 50, 52, 54, 60, 65, 75, 78, 81, 90, 100, 108, 117, 130, 135, 150, 156, 162, 180, 195, 225, 234, 260, 270, 300, 324, 325, 351, 390, 405, 450, 468, 540, 585, 650, 675, 702, 780, 810, 900, 975, 1053, 1170, 1300, 1350, 1404, 1620, 1755, 1950, 2025, 2106, 2340, 2700, 2925, 3510, 3900, 4050, 4212, 5265, 5850, 7020, 8100, 8775, 10530, 11700, 17550, 21060, 26325, 35100, 52650, 105300, 197233, 394466, 591699, 788932, 986165, 1183398, 1775097, 1972330, 2366796, 2564029, 2958495, 3550194, 3944660, 4930825, 5128058, 5325291, 5916990, 7100388, 7692087, 8875485, 9861650, 10256116, 10650582, 11833980, 12820145, 14792475, 15384174, 15975873, 17750970, 19723300, 21301164, 23076261, 25640290, 26626455, 29584950, 30768348, 31951746, 35501940, 38460435, 44377425, 46152522, 51280580, 53252910, 59169900, 63903492, 64100725, 69228783, 76920870, 79879365, 88754850, 92305044, 106505820, 115381305, 128201450, 133132275, 138457566, 153841740, 159758730, 177509700, 192302175, 207686349, 230762610, 256402900, 266264550, 276915132, 319517460, 346143915, 384604350, 399396825, 415372698, 461525220, 532529100, 576906525, 692287830, 769208700, 798793650, 830745396, 1038431745, 1153813050, 1384575660, 1597587300, 1730719575, 2076863490, 2307626100, 3461439150, 4153726980, 5192158725, 6922878300, 10384317450, 20768634900]

約数ペア:

[(1, 20768634900), (2, 10384317450), (3, 6922878300), (4, 5192158725), (5, 4153726980), (6, 3461439150), (9, 2307626100), (10, 2076863490), (12, 1730719575), (13, 1597587300), (15, 1384575660), (18, 1153813050), (20, 1038431745), (25, 830745396), (26, 798793650), (27, 769208700), (30, 692287830), (36, 576906525), (39, 532529100), (45, 461525220), (50, 415372698), (52, 399396825), (54, 384604350), (60, 346143915), (65, 319517460), (75, 276915132), (78, 266264550), (81, 256402900), (90, 230762610), (100, 207686349), (108, 192302175), (117, 177509700), (130, 159758730), (135, 153841740), (150, 138457566), (156, 133132275), (162, 128201450), (180, 115381305), (195, 106505820), (225, 92305044), (234, 88754850), (260, 79879365), (270, 76920870), (300, 69228783), (324, 64100725), (325, 63903492), (351, 59169900), (390, 53252910), (405, 51280580), (450, 46152522), (468, 44377425), (540, 38460435), (585, 35501940), (650, 31951746), (675, 30768348), (702, 29584950), (780, 26626455), (810, 25640290), (900, 23076261), (975, 21301164), (1053, 19723300), (1170, 17750970), (1300, 15975873), (1350, 15384174), (1404, 14792475), (1620, 12820145), (1755, 11833980), (1950, 10650582), (2025, 10256116), (2106, 9861650), (2340, 8875485), (2700, 7692087), (2925, 7100388), (3510, 5916990), (3900, 5325291), (4050, 5128058), (4212, 4930825), (5265, 3944660), (5850, 3550194), (7020, 2958495), (8100, 2564029), (8775, 2366796), (10530, 1972330), (11700, 1775097), (17550, 1183398), (21060, 986165), (26325, 788932), (35100, 591699), (52650, 394466), (105300, 197233)]