310777740

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{18973}}^1$

素因数の和:19008

約数の個数: 144

約数和(自身を含む): 1160298048

約数和(自身を除く): 849520308

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 52, 60, 63, 65, 70, 78, 84, 90, 91, 105, 117, 126, 130, 140, 156, 180, 182, 195, 210, 234, 252, 260, 273, 315, 364, 390, 420, 455, 468, 546, 585, 630, 780, 819, 910, 1092, 1170, 1260, 1365, 1638, 1820, 2340, 2730, 3276, 4095, 5460, 8190, 16380, 18973, 37946, 56919, 75892, 94865, 113838, 132811, 170757, 189730, 227676, 246649, 265622, 284595, 341514, 379460, 398433, 493298, 531244, 569190, 664055, 683028, 739947, 796866, 853785, 986596, 1138380, 1195299, 1233245, 1328110, 1479894, 1593732, 1707570, 1726543, 1992165, 2219841, 2390598, 2466490, 2656220, 2959788, 3415140, 3453086, 3699735, 3984330, 4439682, 4781196, 4932980, 5179629, 5976495, 6906172, 7399470, 7968660, 8632715, 8879364, 10359258, 11099205, 11952990, 14798940, 15538887, 17265430, 20718516, 22198410, 23905980, 25898145, 31077774, 34530860, 44396820, 51796290, 62155548, 77694435, 103592580, 155388870, 310777740]

約数ペア:

[(1, 310777740), (2, 155388870), (3, 103592580), (4, 77694435), (5, 62155548), (6, 51796290), (7, 44396820), (9, 34530860), (10, 31077774), (12, 25898145), (13, 23905980), (14, 22198410), (15, 20718516), (18, 17265430), (20, 15538887), (21, 14798940), (26, 11952990), (28, 11099205), (30, 10359258), (35, 8879364), (36, 8632715), (39, 7968660), (42, 7399470), (45, 6906172), (52, 5976495), (60, 5179629), (63, 4932980), (65, 4781196), (70, 4439682), (78, 3984330), (84, 3699735), (90, 3453086), (91, 3415140), (105, 2959788), (117, 2656220), (126, 2466490), (130, 2390598), (140, 2219841), (156, 1992165), (180, 1726543), (182, 1707570), (195, 1593732), (210, 1479894), (234, 1328110), (252, 1233245), (260, 1195299), (273, 1138380), (315, 986596), (364, 853785), (390, 796866), (420, 739947), (455, 683028), (468, 664055), (546, 569190), (585, 531244), (630, 493298), (780, 398433), (819, 379460), (910, 341514), (1092, 284595), (1170, 265622), (1260, 246649), (1365, 227676), (1638, 189730), (1820, 170757), (2340, 132811), (2730, 113838), (3276, 94865), (4095, 75892), (5460, 56919), (8190, 37946), (16380, 18973)]