211994250

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1279}}^1$

素因数の和:1329

約数の個数: 128

約数和(自身を含む): 603832320

約数和(自身を除く): 391838070

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 17, 25, 26, 30, 34, 39, 50, 51, 65, 75, 78, 85, 102, 125, 130, 150, 170, 195, 221, 250, 255, 325, 375, 390, 425, 442, 510, 650, 663, 750, 850, 975, 1105, 1275, 1279, 1326, 1625, 1950, 2125, 2210, 2550, 2558, 3250, 3315, 3837, 4250, 4875, 5525, 6375, 6395, 6630, 7674, 9750, 11050, 12750, 12790, 16575, 16627, 19185, 21743, 27625, 31975, 33150, 33254, 38370, 43486, 49881, 55250, 63950, 65229, 82875, 83135, 95925, 99762, 108715, 130458, 159875, 165750, 166270, 191850, 217430, 249405, 282659, 319750, 326145, 415675, 479625, 498810, 543575, 565318, 652290, 831350, 847977, 959250, 1087150, 1247025, 1413295, 1630725, 1695954, 2078375, 2494050, 2717875, 2826590, 3261450, 4156750, 4239885, 5435750, 6235125, 7066475, 8153625, 8479770, 12470250, 14132950, 16307250, 21199425, 35332375, 42398850, 70664750, 105997125, 211994250]

約数ペア:

[(1, 211994250), (2, 105997125), (3, 70664750), (5, 42398850), (6, 35332375), (10, 21199425), (13, 16307250), (15, 14132950), (17, 12470250), (25, 8479770), (26, 8153625), (30, 7066475), (34, 6235125), (39, 5435750), (50, 4239885), (51, 4156750), (65, 3261450), (75, 2826590), (78, 2717875), (85, 2494050), (102, 2078375), (125, 1695954), (130, 1630725), (150, 1413295), (170, 1247025), (195, 1087150), (221, 959250), (250, 847977), (255, 831350), (325, 652290), (375, 565318), (390, 543575), (425, 498810), (442, 479625), (510, 415675), (650, 326145), (663, 319750), (750, 282659), (850, 249405), (975, 217430), (1105, 191850), (1275, 166270), (1279, 165750), (1326, 159875), (1625, 130458), (1950, 108715), (2125, 99762), (2210, 95925), (2550, 83135), (2558, 82875), (3250, 65229), (3315, 63950), (3837, 55250), (4250, 49881), (4875, 43486), (5525, 38370), (6375, 33254), (6395, 33150), (6630, 31975), (7674, 27625), (9750, 21743), (11050, 19185), (12750, 16627), (12790, 16575)]