1900203540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{233}}^1$

素因数の和:426

約数の個数: 192

約数和(自身を含む): 5708102400

約数和(自身を除く): 3807898860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 43, 58, 60, 86, 87, 109, 116, 129, 145, 172, 174, 215, 218, 233, 258, 290, 327, 348, 430, 435, 436, 466, 516, 545, 580, 645, 654, 699, 860, 870, 932, 1090, 1165, 1247, 1290, 1308, 1398, 1635, 1740, 2180, 2330, 2494, 2580, 2796, 3161, 3270, 3495, 3741, 4660, 4687, 4988, 6235, 6322, 6540, 6757, 6990, 7482, 9374, 9483, 10019, 12470, 12644, 13514, 13980, 14061, 14964, 15805, 18705, 18748, 18966, 20038, 20271, 23435, 24940, 25397, 27028, 28122, 30057, 31610, 33785, 37410, 37932, 40076, 40542, 46870, 47415, 50095, 50794, 56244, 60114, 63220, 67570, 70305, 74820, 76191, 81084, 93740, 94830, 100190, 101355, 101588, 120228, 126985, 135140, 135923, 140610, 150285, 152382, 189660, 200380, 202710, 253970, 271846, 281220, 290551, 300570, 304764, 380955, 405420, 407769, 507940, 543692, 581102, 601140, 679615, 736513, 761910, 815538, 871653, 1092071, 1162204, 1359230, 1452755, 1473026, 1523820, 1631076, 1743306, 2038845, 2184142, 2209539, 2718460, 2905510, 2946052, 3276213, 3486612, 3682565, 4077690, 4358265, 4368284, 4419078, 5460355, 5811020, 6552426, 7365130, 8155380, 8716530, 8838156, 10920710, 11047695, 13104852, 14730260, 16381065, 17433060, 21841420, 22095390, 31670059, 32762130, 44190780, 63340118, 65524260, 95010177, 126680236, 158350295, 190020354, 316700590, 380040708, 475050885, 633401180, 950101770, 1900203540]

約数ペア:

[(1, 1900203540), (2, 950101770), (3, 633401180), (4, 475050885), (5, 380040708), (6, 316700590), (10, 190020354), (12, 158350295), (15, 126680236), (20, 95010177), (29, 65524260), (30, 63340118), (43, 44190780), (58, 32762130), (60, 31670059), (86, 22095390), (87, 21841420), (109, 17433060), (116, 16381065), (129, 14730260), (145, 13104852), (172, 11047695), (174, 10920710), (215, 8838156), (218, 8716530), (233, 8155380), (258, 7365130), (290, 6552426), (327, 5811020), (348, 5460355), (430, 4419078), (435, 4368284), (436, 4358265), (466, 4077690), (516, 3682565), (545, 3486612), (580, 3276213), (645, 2946052), (654, 2905510), (699, 2718460), (860, 2209539), (870, 2184142), (932, 2038845), (1090, 1743306), (1165, 1631076), (1247, 1523820), (1290, 1473026), (1308, 1452755), (1398, 1359230), (1635, 1162204), (1740, 1092071), (2180, 871653), (2330, 815538), (2494, 761910), (2580, 736513), (2796, 679615), (3161, 601140), (3270, 581102), (3495, 543692), (3741, 507940), (4660, 407769), (4687, 405420), (4988, 380955), (6235, 304764), (6322, 300570), (6540, 290551), (6757, 281220), (6990, 271846), (7482, 253970), (9374, 202710), (9483, 200380), (10019, 189660), (12470, 152382), (12644, 150285), (13514, 140610), (13980, 135923), (14061, 135140), (14964, 126985), (15805, 120228), (18705, 101588), (18748, 101355), (18966, 100190), (20038, 94830), (20271, 93740), (23435, 81084), (24940, 76191), (25397, 74820), (27028, 70305), (28122, 67570), (30057, 63220), (31610, 60114), (33785, 56244), (37410, 50794), (37932, 50095), (40076, 47415), (40542, 46870)]