20570550

素因数分解:

$2^1\times 3^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1$

素因数の和:183

約数の個数: 192

約数和(自身を含む): 68995584

約数和(自身を除く): 48425034

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 13, 14, 15, 21, 22, 25, 26, 30, 33, 35, 39, 42, 50, 55, 65, 66, 70, 75, 77, 78, 91, 105, 110, 130, 137, 143, 150, 154, 165, 175, 182, 195, 210, 231, 273, 274, 275, 286, 325, 330, 350, 385, 390, 411, 429, 455, 462, 525, 546, 550, 650, 685, 715, 770, 822, 825, 858, 910, 959, 975, 1001, 1050, 1155, 1365, 1370, 1430, 1507, 1650, 1781, 1918, 1925, 1950, 2002, 2055, 2145, 2275, 2310, 2730, 2877, 3003, 3014, 3425, 3562, 3575, 3850, 4110, 4290, 4521, 4550, 4795, 5005, 5343, 5754, 5775, 6006, 6825, 6850, 7150, 7535, 8905, 9042, 9590, 10010, 10275, 10549, 10686, 10725, 11550, 12467, 13650, 14385, 15015, 15070, 17810, 19591, 20550, 21098, 21450, 22605, 23975, 24934, 25025, 26715, 28770, 30030, 31647, 37401, 37675, 39182, 44525, 45210, 47950, 50050, 52745, 53430, 58773, 62335, 63294, 71925, 74802, 75075, 75350, 89050, 97955, 105490, 113025, 117546, 124670, 133575, 137137, 143850, 150150, 158235, 187005, 195910, 226050, 263725, 267150, 274274, 293865, 311675, 316470, 374010, 411411, 489775, 527450, 587730, 623350, 685685, 791175, 822822, 935025, 979550, 1371370, 1469325, 1582350, 1870050, 2057055, 2938650, 3428425, 4114110, 6856850, 10285275, 20570550]

約数ペア:

[(1, 20570550), (2, 10285275), (3, 6856850), (5, 4114110), (6, 3428425), (7, 2938650), (10, 2057055), (11, 1870050), (13, 1582350), (14, 1469325), (15, 1371370), (21, 979550), (22, 935025), (25, 822822), (26, 791175), (30, 685685), (33, 623350), (35, 587730), (39, 527450), (42, 489775), (50, 411411), (55, 374010), (65, 316470), (66, 311675), (70, 293865), (75, 274274), (77, 267150), (78, 263725), (91, 226050), (105, 195910), (110, 187005), (130, 158235), (137, 150150), (143, 143850), (150, 137137), (154, 133575), (165, 124670), (175, 117546), (182, 113025), (195, 105490), (210, 97955), (231, 89050), (273, 75350), (274, 75075), (275, 74802), (286, 71925), (325, 63294), (330, 62335), (350, 58773), (385, 53430), (390, 52745), (411, 50050), (429, 47950), (455, 45210), (462, 44525), (525, 39182), (546, 37675), (550, 37401), (650, 31647), (685, 30030), (715, 28770), (770, 26715), (822, 25025), (825, 24934), (858, 23975), (910, 22605), (959, 21450), (975, 21098), (1001, 20550), (1050, 19591), (1155, 17810), (1365, 15070), (1370, 15015), (1430, 14385), (1507, 13650), (1650, 12467), (1781, 11550), (1918, 10725), (1925, 10686), (1950, 10549), (2002, 10275), (2055, 10010), (2145, 9590), (2275, 9042), (2310, 8905), (2730, 7535), (2877, 7150), (3003, 6850), (3014, 6825), (3425, 6006), (3562, 5775), (3575, 5754), (3850, 5343), (4110, 5005), (4290, 4795), (4521, 4550)]