49980420

素因数分解:

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

素因数の和:39689

約数の個数: 72

約数和(自身を含む): 173269824

約数和(自身を除く): 123289404

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 39667, 79334, 119001, 158668, 198335, 238002, 277669, 357003, 396670, 476004, 555338, 595005, 714006, 793340, 833007, 1110676, 1190010, 1388345, 1428012, 1666014, 1785015, 2380020, 2499021, 2776690, 3332028, 3570030, 4165035, 4998042, 5553380, 7140060, 8330070, 9996084, 12495105, 16660140, 24990210, 49980420]

約数ペア:

[(1, 49980420), (2, 24990210), (3, 16660140), (4, 12495105), (5, 9996084), (6, 8330070), (7, 7140060), (9, 5553380), (10, 4998042), (12, 4165035), (14, 3570030), (15, 3332028), (18, 2776690), (20, 2499021), (21, 2380020), (28, 1785015), (30, 1666014), (35, 1428012), (36, 1388345), (42, 1190010), (45, 1110676), (60, 833007), (63, 793340), (70, 714006), (84, 595005), (90, 555338), (105, 476004), (126, 396670), (140, 357003), (180, 277669), (210, 238002), (252, 198335), (315, 158668), (420, 119001), (630, 79334), (1260, 39667)]