254133075

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{349}}^1$

素因数の和:461

約数の個数: 96

約数和(自身を含む): 513856000

約数和(自身を除く): 259722925

約数列:

[1, 3, 5, 7, 15, 19, 21, 25, 35, 57, 73, 75, 95, 105, 133, 175, 219, 285, 349, 365, 399, 475, 511, 525, 665, 1047, 1095, 1387, 1425, 1533, 1745, 1825, 1995, 2443, 2555, 3325, 4161, 5235, 5475, 6631, 6935, 7329, 7665, 8725, 9709, 9975, 12215, 12775, 19893, 20805, 25477, 26175, 29127, 33155, 34675, 36645, 38325, 46417, 48545, 61075, 76431, 99465, 104025, 127385, 139251, 145635, 165775, 178339, 183225, 232085, 242725, 382155, 484063, 497325, 535017, 636925, 696255, 728175, 891695, 1160425, 1452189, 1910775, 2420315, 2675085, 3388441, 3481275, 4458475, 7260945, 10165323, 12101575, 13375425, 16942205, 36304725, 50826615, 84711025, 254133075]

約数ペア:

[(1, 254133075), (3, 84711025), (5, 50826615), (7, 36304725), (15, 16942205), (19, 13375425), (21, 12101575), (25, 10165323), (35, 7260945), (57, 4458475), (73, 3481275), (75, 3388441), (95, 2675085), (105, 2420315), (133, 1910775), (175, 1452189), (219, 1160425), (285, 891695), (349, 728175), (365, 696255), (399, 636925), (475, 535017), (511, 497325), (525, 484063), (665, 382155), (1047, 242725), (1095, 232085), (1387, 183225), (1425, 178339), (1533, 165775), (1745, 145635), (1825, 139251), (1995, 127385), (2443, 104025), (2555, 99465), (3325, 76431), (4161, 61075), (5235, 48545), (5475, 46417), (6631, 38325), (6935, 36645), (7329, 34675), (7665, 33155), (8725, 29127), (9709, 26175), (9975, 25477), (12215, 20805), (12775, 19893)]