849420180

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{491}}^1\times {\mathrm{1373}}^1$

素因数の和:1886

約数の個数: 144

約数和(自身を含む): 2952802944

約数和(自身を除く): 2103382764

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, 140, 180, 210, 252, 315, 420, 491, 630, 982, 1260, 1373, 1473, 1964, 2455, 2746, 2946, 3437, 4119, 4419, 4910, 5492, 5892, 6865, 6874, 7365, 8238, 8838, 9611, 9820, 10311, 12357, 13730, 13748, 14730, 16476, 17185, 17676, 19222, 20595, 20622, 22095, 24714, 27460, 28833, 29460, 30933, 34370, 38444, 41190, 41244, 44190, 48055, 49428, 51555, 57666, 61785, 61866, 68740, 82380, 86499, 88380, 96110, 103110, 115332, 123570, 123732, 144165, 154665, 172998, 192220, 206220, 247140, 288330, 309330, 345996, 432495, 576660, 618660, 674143, 864990, 1348286, 1729980, 2022429, 2696572, 3370715, 4044858, 4719001, 6067287, 6741430, 8089716, 9438002, 10112145, 12134574, 13482860, 14157003, 18876004, 20224290, 23595005, 24269148, 28314006, 30336435, 40448580, 42471009, 47190010, 56628012, 60672870, 70785015, 84942018, 94380020, 121345740, 141570030, 169884036, 212355045, 283140060, 424710090, 849420180]

約数ペア:

[(1, 849420180), (2, 424710090), (3, 283140060), (4, 212355045), (5, 169884036), (6, 141570030), (7, 121345740), (9, 94380020), (10, 84942018), (12, 70785015), (14, 60672870), (15, 56628012), (18, 47190010), (20, 42471009), (21, 40448580), (28, 30336435), (30, 28314006), (35, 24269148), (36, 23595005), (42, 20224290), (45, 18876004), (60, 14157003), (63, 13482860), (70, 12134574), (84, 10112145), (90, 9438002), (105, 8089716), (126, 6741430), (140, 6067287), (180, 4719001), (210, 4044858), (252, 3370715), (315, 2696572), (420, 2022429), (491, 1729980), (630, 1348286), (982, 864990), (1260, 674143), (1373, 618660), (1473, 576660), (1964, 432495), (2455, 345996), (2746, 309330), (2946, 288330), (3437, 247140), (4119, 206220), (4419, 192220), (4910, 172998), (5492, 154665), (5892, 144165), (6865, 123732), (6874, 123570), (7365, 115332), (8238, 103110), (8838, 96110), (9611, 88380), (9820, 86499), (10311, 82380), (12357, 68740), (13730, 61866), (13748, 61785), (14730, 57666), (16476, 51555), (17185, 49428), (17676, 48055), (19222, 44190), (20595, 41244), (20622, 41190), (22095, 38444), (24714, 34370), (27460, 30933), (28833, 29460)]