161470260

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{491}}^1$

素因数の和:548

約数の個数: 240

約数和(自身を含む): 600082560

約数和(自身を除く): 438612300

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 29, 30, 35, 36, 42, 45, 54, 58, 60, 63, 70, 81, 84, 87, 90, 105, 108, 116, 126, 135, 140, 145, 162, 174, 180, 189, 203, 210, 252, 261, 270, 290, 315, 324, 348, 378, 405, 406, 420, 435, 491, 522, 540, 567, 580, 609, 630, 756, 783, 810, 812, 870, 945, 982, 1015, 1044, 1134, 1218, 1260, 1305, 1473, 1566, 1620, 1740, 1827, 1890, 1964, 2030, 2268, 2349, 2436, 2455, 2610, 2835, 2946, 3045, 3132, 3437, 3654, 3780, 3915, 4060, 4419, 4698, 4910, 5220, 5481, 5670, 5892, 6090, 6874, 7308, 7365, 7830, 8838, 9135, 9396, 9820, 10311, 10962, 11340, 11745, 12180, 13257, 13748, 14239, 14730, 15660, 16443, 17185, 17676, 18270, 20622, 21924, 22095, 23490, 26514, 27405, 28478, 29460, 30933, 32886, 34370, 36540, 39771, 41244, 42717, 44190, 46980, 51555, 53028, 54810, 56956, 61866, 65772, 66285, 68740, 71195, 79542, 82215, 85434, 88380, 92799, 99673, 103110, 109620, 123732, 128151, 132570, 142390, 154665, 159084, 164430, 170868, 185598, 198855, 199346, 206220, 213585, 256302, 265140, 278397, 284780, 299019, 309330, 328860, 371196, 384453, 397710, 398692, 427170, 463995, 498365, 512604, 556794, 598038, 618660, 640755, 768906, 795420, 854340, 897057, 927990, 996730, 1113588, 1153359, 1196076, 1281510, 1391985, 1495095, 1537812, 1794114, 1855980, 1922265, 1993460, 2306718, 2563020, 2691171, 2783970, 2990190, 3588228, 3844530, 4485285, 4613436, 5382342, 5567940, 5766795, 5980380, 7689060, 8073513, 8970570, 10764684, 11533590, 13455855, 16147026, 17941140, 23067180, 26911710, 32294052, 40367565, 53823420, 80735130, 161470260]

約数ペア:

[(1, 161470260), (2, 80735130), (3, 53823420), (4, 40367565), (5, 32294052), (6, 26911710), (7, 23067180), (9, 17941140), (10, 16147026), (12, 13455855), (14, 11533590), (15, 10764684), (18, 8970570), (20, 8073513), (21, 7689060), (27, 5980380), (28, 5766795), (29, 5567940), (30, 5382342), (35, 4613436), (36, 4485285), (42, 3844530), (45, 3588228), (54, 2990190), (58, 2783970), (60, 2691171), (63, 2563020), (70, 2306718), (81, 1993460), (84, 1922265), (87, 1855980), (90, 1794114), (105, 1537812), (108, 1495095), (116, 1391985), (126, 1281510), (135, 1196076), (140, 1153359), (145, 1113588), (162, 996730), (174, 927990), (180, 897057), (189, 854340), (203, 795420), (210, 768906), (252, 640755), (261, 618660), (270, 598038), (290, 556794), (315, 512604), (324, 498365), (348, 463995), (378, 427170), (405, 398692), (406, 397710), (420, 384453), (435, 371196), (491, 328860), (522, 309330), (540, 299019), (567, 284780), (580, 278397), (609, 265140), (630, 256302), (756, 213585), (783, 206220), (810, 199346), (812, 198855), (870, 185598), (945, 170868), (982, 164430), (1015, 159084), (1044, 154665), (1134, 142390), (1218, 132570), (1260, 128151), (1305, 123732), (1473, 109620), (1566, 103110), (1620, 99673), (1740, 92799), (1827, 88380), (1890, 85434), (1964, 82215), (2030, 79542), (2268, 71195), (2349, 68740), (2436, 66285), (2455, 65772), (2610, 61866), (2835, 56956), (2946, 54810), (3045, 53028), (3132, 51555), (3437, 46980), (3654, 44190), (3780, 42717), (3915, 41244), (4060, 39771), (4419, 36540), (4698, 34370), (4910, 32886), (5220, 30933), (5481, 29460), (5670, 28478), (5892, 27405), (6090, 26514), (6874, 23490), (7308, 22095), (7365, 21924), (7830, 20622), (8838, 18270), (9135, 17676), (9396, 17185), (9820, 16443), (10311, 15660), (10962, 14730), (11340, 14239), (11745, 13748), (12180, 13257)]