20219679900

素因数分解:

$2^2\times 3^2\times 5^2\times 7^1\times {\mathrm{967}}^1\times {\mathrm{3319}}^1$

素因数の和:4313

約数の個数: 216

約数和(自身を含む): 72528135680

約数和(自身を除く): 52308455780

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 28, 30, 35, 36, 42, 45, 50, 60, 63, 70, 75, 84, 90, 100, 105, 126, 140, 150, 175, 180, 210, 225, 252, 300, 315, 350, 420, 450, 525, 630, 700, 900, 967, 1050, 1260, 1575, 1934, 2100, 2901, 3150, 3319, 3868, 4835, 5802, 6300, 6638, 6769, 8703, 9670, 9957, 11604, 13276, 13538, 14505, 16595, 17406, 19340, 19914, 20307, 23233, 24175, 27076, 29010, 29871, 33190, 33845, 34812, 39828, 40614, 43515, 46466, 48350, 49785, 58020, 59742, 60921, 66380, 67690, 69699, 72525, 81228, 82975, 87030, 92932, 96700, 99570, 101535, 116165, 119484, 121842, 135380, 139398, 145050, 149355, 165950, 169225, 174060, 199140, 203070, 209097, 217575, 232330, 243684, 248925, 278796, 290100, 298710, 304605, 331900, 338450, 348495, 406140, 418194, 435150, 464660, 497850, 507675, 580825, 597420, 609210, 676900, 696990, 746775, 836388, 870300, 995700, 1015350, 1045485, 1161650, 1218420, 1393980, 1493550, 1523025, 1742475, 2030700, 2090970, 2323300, 2987100, 3046050, 3209473, 3484950, 4181940, 5227425, 6092100, 6418946, 6969900, 9628419, 10454850, 12837892, 16047365, 19256838, 20909700, 22466311, 28885257, 32094730, 38513676, 44932622, 48142095, 57770514, 64189460, 67398933, 80236825, 89865244, 96284190, 112331555, 115541028, 134797866, 144426285, 160473650, 192568380, 202196799, 224663110, 240710475, 269595732, 288852570, 320947300, 336994665, 404393598, 449326220, 481420950, 561657775, 577705140, 673989330, 722131425, 808787196, 962841900, 1010983995, 1123315550, 1347978660, 1444262850, 1684973325, 2021967990, 2246631100, 2888525700, 3369946650, 4043935980, 5054919975, 6739893300, 10109839950, 20219679900]

約数ペア:

[(1, 20219679900), (2, 10109839950), (3, 6739893300), (4, 5054919975), (5, 4043935980), (6, 3369946650), (7, 2888525700), (9, 2246631100), (10, 2021967990), (12, 1684973325), (14, 1444262850), (15, 1347978660), (18, 1123315550), (20, 1010983995), (21, 962841900), (25, 808787196), (28, 722131425), (30, 673989330), (35, 577705140), (36, 561657775), (42, 481420950), (45, 449326220), (50, 404393598), (60, 336994665), (63, 320947300), (70, 288852570), (75, 269595732), (84, 240710475), (90, 224663110), (100, 202196799), (105, 192568380), (126, 160473650), (140, 144426285), (150, 134797866), (175, 115541028), (180, 112331555), (210, 96284190), (225, 89865244), (252, 80236825), (300, 67398933), (315, 64189460), (350, 57770514), (420, 48142095), (450, 44932622), (525, 38513676), (630, 32094730), (700, 28885257), (900, 22466311), (967, 20909700), (1050, 19256838), (1260, 16047365), (1575, 12837892), (1934, 10454850), (2100, 9628419), (2901, 6969900), (3150, 6418946), (3319, 6092100), (3868, 5227425), (4835, 4181940), (5802, 3484950), (6300, 3209473), (6638, 3046050), (6769, 2987100), (8703, 2323300), (9670, 2090970), (9957, 2030700), (11604, 1742475), (13276, 1523025), (13538, 1493550), (14505, 1393980), (16595, 1218420), (17406, 1161650), (19340, 1045485), (19914, 1015350), (20307, 995700), (23233, 870300), (24175, 836388), (27076, 746775), (29010, 696990), (29871, 676900), (33190, 609210), (33845, 597420), (34812, 580825), (39828, 507675), (40614, 497850), (43515, 464660), (46466, 435150), (48350, 418194), (49785, 406140), (58020, 348495), (59742, 338450), (60921, 331900), (66380, 304605), (67690, 298710), (69699, 290100), (72525, 278796), (81228, 248925), (82975, 243684), (87030, 232330), (92932, 217575), (96700, 209097), (99570, 203070), (101535, 199140), (116165, 174060), (119484, 169225), (121842, 165950), (135380, 149355), (139398, 145050)]