30019080

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2749}}^1$

素因数の和:2783

約数の個数: 128

約数和(自身を含む): 110880000

約数和(自身を除く): 80860920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 84, 91, 104, 105, 120, 130, 140, 156, 168, 182, 195, 210, 260, 273, 280, 312, 364, 390, 420, 455, 520, 546, 728, 780, 840, 910, 1092, 1365, 1560, 1820, 2184, 2730, 2749, 3640, 5460, 5498, 8247, 10920, 10996, 13745, 16494, 19243, 21992, 27490, 32988, 35737, 38486, 41235, 54980, 57729, 65976, 71474, 76972, 82470, 96215, 107211, 109960, 115458, 142948, 153944, 164940, 178685, 192430, 214422, 230916, 250159, 285896, 288645, 329880, 357370, 384860, 428844, 461832, 500318, 536055, 577290, 714740, 750477, 769720, 857688, 1000636, 1072110, 1154580, 1250795, 1429480, 1500954, 2001272, 2144220, 2309160, 2501590, 3001908, 3752385, 4288440, 5003180, 6003816, 7504770, 10006360, 15009540, 30019080]

約数ペア:

[(1, 30019080), (2, 15009540), (3, 10006360), (4, 7504770), (5, 6003816), (6, 5003180), (7, 4288440), (8, 3752385), (10, 3001908), (12, 2501590), (13, 2309160), (14, 2144220), (15, 2001272), (20, 1500954), (21, 1429480), (24, 1250795), (26, 1154580), (28, 1072110), (30, 1000636), (35, 857688), (39, 769720), (40, 750477), (42, 714740), (52, 577290), (56, 536055), (60, 500318), (65, 461832), (70, 428844), (78, 384860), (84, 357370), (91, 329880), (104, 288645), (105, 285896), (120, 250159), (130, 230916), (140, 214422), (156, 192430), (168, 178685), (182, 164940), (195, 153944), (210, 142948), (260, 115458), (273, 109960), (280, 107211), (312, 96215), (364, 82470), (390, 76972), (420, 71474), (455, 65976), (520, 57729), (546, 54980), (728, 41235), (780, 38486), (840, 35737), (910, 32988), (1092, 27490), (1365, 21992), (1560, 19243), (1820, 16494), (2184, 13745), (2730, 10996), (2749, 10920), (3640, 8247), (5460, 5498)]