315025480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{4447}}^1$

素因数の和:4499

約数の個数: 128

約数和(自身を含む): 922337280

約数和(自身を除く): 607311800

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 23, 28, 35, 40, 44, 46, 55, 56, 70, 77, 88, 92, 110, 115, 140, 154, 161, 184, 220, 230, 253, 280, 308, 322, 385, 440, 460, 506, 616, 644, 770, 805, 920, 1012, 1265, 1288, 1540, 1610, 1771, 2024, 2530, 3080, 3220, 3542, 4447, 5060, 6440, 7084, 8855, 8894, 10120, 14168, 17710, 17788, 22235, 31129, 35420, 35576, 44470, 48917, 62258, 70840, 88940, 97834, 102281, 124516, 155645, 177880, 195668, 204562, 244585, 249032, 311290, 342419, 391336, 409124, 489170, 511405, 622580, 684838, 715967, 818248, 978340, 1022810, 1125091, 1245160, 1369676, 1431934, 1712095, 1956680, 2045620, 2250182, 2739352, 2863868, 3424190, 3579835, 4091240, 4500364, 5625455, 5727736, 6848380, 7159670, 7875637, 9000728, 11250910, 13696760, 14319340, 15751274, 22501820, 28638680, 31502548, 39378185, 45003640, 63005096, 78756370, 157512740, 315025480]

約数ペア:

[(1, 315025480), (2, 157512740), (4, 78756370), (5, 63005096), (7, 45003640), (8, 39378185), (10, 31502548), (11, 28638680), (14, 22501820), (20, 15751274), (22, 14319340), (23, 13696760), (28, 11250910), (35, 9000728), (40, 7875637), (44, 7159670), (46, 6848380), (55, 5727736), (56, 5625455), (70, 4500364), (77, 4091240), (88, 3579835), (92, 3424190), (110, 2863868), (115, 2739352), (140, 2250182), (154, 2045620), (161, 1956680), (184, 1712095), (220, 1431934), (230, 1369676), (253, 1245160), (280, 1125091), (308, 1022810), (322, 978340), (385, 818248), (440, 715967), (460, 684838), (506, 622580), (616, 511405), (644, 489170), (770, 409124), (805, 391336), (920, 342419), (1012, 311290), (1265, 249032), (1288, 244585), (1540, 204562), (1610, 195668), (1771, 177880), (2024, 155645), (2530, 124516), (3080, 102281), (3220, 97834), (3542, 88940), (4447, 70840), (5060, 62258), (6440, 48917), (7084, 44470), (8855, 35576), (8894, 35420), (10120, 31129), (14168, 22235), (17710, 17788)]