54720540

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{317}}^1$

素因数の和:476

約数の個数: 144

約数和(自身を含む): 191685312

約数和(自身を除く): 136964772

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 137, 140, 180, 210, 252, 274, 315, 317, 411, 420, 548, 630, 634, 685, 822, 951, 959, 1233, 1260, 1268, 1370, 1585, 1644, 1902, 1918, 2055, 2219, 2466, 2740, 2853, 2877, 3170, 3804, 3836, 4110, 4438, 4755, 4795, 4932, 5706, 5754, 6165, 6340, 6657, 8220, 8631, 8876, 9510, 9590, 11095, 11412, 11508, 12330, 13314, 14265, 14385, 17262, 19020, 19180, 19971, 22190, 24660, 26628, 28530, 28770, 33285, 34524, 39942, 43155, 43429, 44380, 57060, 57540, 66570, 79884, 86310, 86858, 99855, 130287, 133140, 172620, 173716, 199710, 217145, 260574, 304003, 390861, 399420, 434290, 521148, 608006, 651435, 781722, 868580, 912009, 1216012, 1302870, 1520015, 1563444, 1824018, 1954305, 2605740, 2736027, 3040030, 3648036, 3908610, 4560045, 5472054, 6080060, 7817220, 9120090, 10944108, 13680135, 18240180, 27360270, 54720540]

約数ペア:

[(1, 54720540), (2, 27360270), (3, 18240180), (4, 13680135), (5, 10944108), (6, 9120090), (7, 7817220), (9, 6080060), (10, 5472054), (12, 4560045), (14, 3908610), (15, 3648036), (18, 3040030), (20, 2736027), (21, 2605740), (28, 1954305), (30, 1824018), (35, 1563444), (36, 1520015), (42, 1302870), (45, 1216012), (60, 912009), (63, 868580), (70, 781722), (84, 651435), (90, 608006), (105, 521148), (126, 434290), (137, 399420), (140, 390861), (180, 304003), (210, 260574), (252, 217145), (274, 199710), (315, 173716), (317, 172620), (411, 133140), (420, 130287), (548, 99855), (630, 86858), (634, 86310), (685, 79884), (822, 66570), (951, 57540), (959, 57060), (1233, 44380), (1260, 43429), (1268, 43155), (1370, 39942), (1585, 34524), (1644, 33285), (1902, 28770), (1918, 28530), (2055, 26628), (2219, 24660), (2466, 22190), (2740, 19971), (2853, 19180), (2877, 19020), (3170, 17262), (3804, 14385), (3836, 14265), (4110, 13314), (4438, 12330), (4755, 11508), (4795, 11412), (4932, 11095), (5706, 9590), (5754, 9510), (6165, 8876), (6340, 8631), (6657, 8220)]