199921680

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{39667}}^1$

素因数の和:39693

約数の個数: 120

約数和(自身を含む): 767337792

約数和(自身を除く): 567416112

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 39667, 79334, 119001, 158668, 198335, 238002, 277669, 317336, 357003, 396670, 476004, 555338, 595005, 634672, 714006, 793340, 833007, 952008, 1110676, 1190010, 1388345, 1428012, 1586680, 1666014, 1785015, 1904016, 2221352, 2380020, 2499021, 2776690, 2856024, 3173360, 3332028, 3570030, 4165035, 4442704, 4760040, 4998042, 5553380, 5712048, 6664056, 7140060, 8330070, 9520080, 9996084, 11106760, 12495105, 13328112, 14280120, 16660140, 19992168, 22213520, 24990210, 28560240, 33320280, 39984336, 49980420, 66640560, 99960840, 199921680]

約数ペア:

[(1, 199921680), (2, 99960840), (3, 66640560), (4, 49980420), (5, 39984336), (6, 33320280), (7, 28560240), (8, 24990210), (9, 22213520), (10, 19992168), (12, 16660140), (14, 14280120), (15, 13328112), (16, 12495105), (18, 11106760), (20, 9996084), (21, 9520080), (24, 8330070), (28, 7140060), (30, 6664056), (35, 5712048), (36, 5553380), (40, 4998042), (42, 4760040), (45, 4442704), (48, 4165035), (56, 3570030), (60, 3332028), (63, 3173360), (70, 2856024), (72, 2776690), (80, 2499021), (84, 2380020), (90, 2221352), (105, 1904016), (112, 1785015), (120, 1666014), (126, 1586680), (140, 1428012), (144, 1388345), (168, 1190010), (180, 1110676), (210, 952008), (240, 833007), (252, 793340), (280, 714006), (315, 634672), (336, 595005), (360, 555338), (420, 476004), (504, 396670), (560, 357003), (630, 317336), (720, 277669), (840, 238002), (1008, 198335), (1260, 158668), (1680, 119001), (2520, 79334), (5040, 39667)]