206240580

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1399}}^1$

素因数の和:1440

約数の個数: 240

約数和(自身を含む): 796857600

約数和(自身を除く): 590617020

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 27, 28, 30, 35, 36, 39, 42, 45, 52, 54, 60, 63, 65, 70, 78, 81, 84, 90, 91, 105, 108, 117, 126, 130, 135, 140, 156, 162, 180, 182, 189, 195, 210, 234, 252, 260, 270, 273, 315, 324, 351, 364, 378, 390, 405, 420, 455, 468, 540, 546, 567, 585, 630, 702, 756, 780, 810, 819, 910, 945, 1053, 1092, 1134, 1170, 1260, 1365, 1399, 1404, 1620, 1638, 1755, 1820, 1890, 2106, 2268, 2340, 2457, 2730, 2798, 2835, 3276, 3510, 3780, 4095, 4197, 4212, 4914, 5265, 5460, 5596, 5670, 6995, 7020, 7371, 8190, 8394, 9793, 9828, 10530, 11340, 12285, 12591, 13990, 14742, 16380, 16788, 18187, 19586, 20985, 21060, 24570, 25182, 27980, 29379, 29484, 36374, 36855, 37773, 39172, 41970, 48965, 49140, 50364, 54561, 58758, 62955, 72748, 73710, 75546, 83940, 88137, 90935, 97930, 109122, 113319, 117516, 125910, 127309, 146895, 147420, 151092, 163683, 176274, 181870, 188865, 195860, 218244, 226638, 251820, 254618, 264411, 272805, 293790, 327366, 352548, 363740, 377730, 381927, 440685, 453276, 491049, 509236, 528822, 545610, 566595, 587580, 636545, 654732, 755460, 763854, 793233, 818415, 881370, 982098, 1057644, 1091220, 1133190, 1145781, 1273090, 1322055, 1473147, 1527708, 1586466, 1636830, 1762740, 1909635, 1964196, 2266380, 2291562, 2455245, 2546180, 2644110, 2946294, 3172932, 3273660, 3437343, 3819270, 3966165, 4583124, 4910490, 5288220, 5728905, 5892588, 6874686, 7365735, 7638540, 7932330, 9820980, 10312029, 11457810, 13749372, 14731470, 15864660, 17186715, 20624058, 22915620, 29462940, 34373430, 41248116, 51560145, 68746860, 103120290, 206240580]

約数ペア:

[(1, 206240580), (2, 103120290), (3, 68746860), (4, 51560145), (5, 41248116), (6, 34373430), (7, 29462940), (9, 22915620), (10, 20624058), (12, 17186715), (13, 15864660), (14, 14731470), (15, 13749372), (18, 11457810), (20, 10312029), (21, 9820980), (26, 7932330), (27, 7638540), (28, 7365735), (30, 6874686), (35, 5892588), (36, 5728905), (39, 5288220), (42, 4910490), (45, 4583124), (52, 3966165), (54, 3819270), (60, 3437343), (63, 3273660), (65, 3172932), (70, 2946294), (78, 2644110), (81, 2546180), (84, 2455245), (90, 2291562), (91, 2266380), (105, 1964196), (108, 1909635), (117, 1762740), (126, 1636830), (130, 1586466), (135, 1527708), (140, 1473147), (156, 1322055), (162, 1273090), (180, 1145781), (182, 1133190), (189, 1091220), (195, 1057644), (210, 982098), (234, 881370), (252, 818415), (260, 793233), (270, 763854), (273, 755460), (315, 654732), (324, 636545), (351, 587580), (364, 566595), (378, 545610), (390, 528822), (405, 509236), (420, 491049), (455, 453276), (468, 440685), (540, 381927), (546, 377730), (567, 363740), (585, 352548), (630, 327366), (702, 293790), (756, 272805), (780, 264411), (810, 254618), (819, 251820), (910, 226638), (945, 218244), (1053, 195860), (1092, 188865), (1134, 181870), (1170, 176274), (1260, 163683), (1365, 151092), (1399, 147420), (1404, 146895), (1620, 127309), (1638, 125910), (1755, 117516), (1820, 113319), (1890, 109122), (2106, 97930), (2268, 90935), (2340, 88137), (2457, 83940), (2730, 75546), (2798, 73710), (2835, 72748), (3276, 62955), (3510, 58758), (3780, 54561), (4095, 50364), (4197, 49140), (4212, 48965), (4914, 41970), (5265, 39172), (5460, 37773), (5596, 36855), (5670, 36374), (6995, 29484), (7020, 29379), (7371, 27980), (8190, 25182), (8394, 24570), (9793, 21060), (9828, 20985), (10530, 19586), (11340, 18187), (12285, 16788), (12591, 16380), (13990, 14742)]