245057040

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{20021}}^1$

素因数の和:20057

約数の個数: 120

約数和(自身を含む): 871437528

約数和(自身を除く): 626380488

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 34, 36, 40, 45, 48, 51, 60, 68, 72, 80, 85, 90, 102, 120, 136, 144, 153, 170, 180, 204, 240, 255, 272, 306, 340, 360, 408, 510, 612, 680, 720, 765, 816, 1020, 1224, 1360, 1530, 2040, 2448, 3060, 4080, 6120, 12240, 20021, 40042, 60063, 80084, 100105, 120126, 160168, 180189, 200210, 240252, 300315, 320336, 340357, 360378, 400420, 480504, 600630, 680714, 720756, 800840, 900945, 961008, 1021071, 1201260, 1361428, 1441512, 1601680, 1701785, 1801890, 2042142, 2402520, 2722856, 2883024, 3063213, 3403570, 3603780, 4084284, 4805040, 5105355, 5445712, 6126426, 6807140, 7207560, 8168568, 10210710, 12252852, 13614280, 14415120, 15316065, 16337136, 20421420, 24505704, 27228560, 30632130, 40842840, 49011408, 61264260, 81685680, 122528520, 245057040]

約数ペア:

[(1, 245057040), (2, 122528520), (3, 81685680), (4, 61264260), (5, 49011408), (6, 40842840), (8, 30632130), (9, 27228560), (10, 24505704), (12, 20421420), (15, 16337136), (16, 15316065), (17, 14415120), (18, 13614280), (20, 12252852), (24, 10210710), (30, 8168568), (34, 7207560), (36, 6807140), (40, 6126426), (45, 5445712), (48, 5105355), (51, 4805040), (60, 4084284), (68, 3603780), (72, 3403570), (80, 3063213), (85, 2883024), (90, 2722856), (102, 2402520), (120, 2042142), (136, 1801890), (144, 1701785), (153, 1601680), (170, 1441512), (180, 1361428), (204, 1201260), (240, 1021071), (255, 961008), (272, 900945), (306, 800840), (340, 720756), (360, 680714), (408, 600630), (510, 480504), (612, 400420), (680, 360378), (720, 340357), (765, 320336), (816, 300315), (1020, 240252), (1224, 200210), (1360, 180189), (1530, 160168), (2040, 120126), (2448, 100105), (3060, 80084), (4080, 60063), (6120, 40042), (12240, 20021)]