30857040

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2521}}^1$

素因数の和:2557

約数の個数: 120

約数和(自身を含む): 109767528

約数和(自身を除く): 78910488

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, 2521, 3060, 4080, 5042, 6120, 7563, 10084, 12240, 12605, 15126, 20168, 22689, 25210, 30252, 37815, 40336, 42857, 45378, 50420, 60504, 75630, 85714, 90756, 100840, 113445, 121008, 128571, 151260, 171428, 181512, 201680, 214285, 226890, 257142, 302520, 342856, 363024, 385713, 428570, 453780, 514284, 605040, 642855, 685712, 771426, 857140, 907560, 1028568, 1285710, 1542852, 1714280, 1815120, 1928565, 2057136, 2571420, 3085704, 3428560, 3857130, 5142840, 6171408, 7714260, 10285680, 15428520, 30857040]

約数ペア:

[(1, 30857040), (2, 15428520), (3, 10285680), (4, 7714260), (5, 6171408), (6, 5142840), (8, 3857130), (9, 3428560), (10, 3085704), (12, 2571420), (15, 2057136), (16, 1928565), (17, 1815120), (18, 1714280), (20, 1542852), (24, 1285710), (30, 1028568), (34, 907560), (36, 857140), (40, 771426), (45, 685712), (48, 642855), (51, 605040), (60, 514284), (68, 453780), (72, 428570), (80, 385713), (85, 363024), (90, 342856), (102, 302520), (120, 257142), (136, 226890), (144, 214285), (153, 201680), (170, 181512), (180, 171428), (204, 151260), (240, 128571), (255, 121008), (272, 113445), (306, 100840), (340, 90756), (360, 85714), (408, 75630), (510, 60504), (612, 50420), (680, 45378), (720, 42857), (765, 40336), (816, 37815), (1020, 30252), (1224, 25210), (1360, 22689), (1530, 20168), (2040, 15126), (2448, 12605), (2521, 12240), (3060, 10084), (4080, 7563), (5042, 6120)]