281499960

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{6323}}^1$

素因数の和:6397

約数の個数: 128

約数和(自身を含む): 983508480

約数和(自身を除く): 702008520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 53, 56, 60, 70, 84, 105, 106, 120, 140, 159, 168, 210, 212, 265, 280, 318, 371, 420, 424, 530, 636, 742, 795, 840, 1060, 1113, 1272, 1484, 1590, 1855, 2120, 2226, 2968, 3180, 3710, 4452, 5565, 6323, 6360, 7420, 8904, 11130, 12646, 14840, 18969, 22260, 25292, 31615, 37938, 44261, 44520, 50584, 63230, 75876, 88522, 94845, 126460, 132783, 151752, 177044, 189690, 221305, 252920, 265566, 335119, 354088, 379380, 442610, 531132, 663915, 670238, 758760, 885220, 1005357, 1062264, 1327830, 1340476, 1675595, 1770440, 2010714, 2345833, 2655660, 2680952, 3351190, 4021428, 4691666, 5026785, 5311320, 6702380, 7037499, 8042856, 9383332, 10053570, 11729165, 13404760, 14074998, 18766664, 20107140, 23458330, 28149996, 35187495, 40214280, 46916660, 56299992, 70374990, 93833320, 140749980, 281499960]

約数ペア:

[(1, 281499960), (2, 140749980), (3, 93833320), (4, 70374990), (5, 56299992), (6, 46916660), (7, 40214280), (8, 35187495), (10, 28149996), (12, 23458330), (14, 20107140), (15, 18766664), (20, 14074998), (21, 13404760), (24, 11729165), (28, 10053570), (30, 9383332), (35, 8042856), (40, 7037499), (42, 6702380), (53, 5311320), (56, 5026785), (60, 4691666), (70, 4021428), (84, 3351190), (105, 2680952), (106, 2655660), (120, 2345833), (140, 2010714), (159, 1770440), (168, 1675595), (210, 1340476), (212, 1327830), (265, 1062264), (280, 1005357), (318, 885220), (371, 758760), (420, 670238), (424, 663915), (530, 531132), (636, 442610), (742, 379380), (795, 354088), (840, 335119), (1060, 265566), (1113, 252920), (1272, 221305), (1484, 189690), (1590, 177044), (1855, 151752), (2120, 132783), (2226, 126460), (2968, 94845), (3180, 88522), (3710, 75876), (4452, 63230), (5565, 50584), (6323, 44520), (6360, 44261), (7420, 37938), (8904, 31615), (11130, 25292), (12646, 22260), (14840, 18969)]