1385800320

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{823}}^1\times {\mathrm{877}}^1$

素因数の和:1722

約数の個数: 128

約数和(自身を含む): 4427648640

約数和(自身を除く): 3041848320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 823, 877, 960, 1646, 1754, 1920, 2469, 2631, 3292, 3508, 4115, 4385, 4938, 5262, 6584, 7016, 8230, 8770, 9876, 10524, 12345, 13155, 13168, 14032, 16460, 17540, 19752, 21048, 24690, 26310, 26336, 28064, 32920, 35080, 39504, 42096, 49380, 52620, 52672, 56128, 65840, 70160, 79008, 84192, 98760, 105240, 105344, 112256, 131680, 140320, 158016, 168384, 197520, 210480, 263360, 280640, 316032, 336768, 395040, 420960, 526720, 561280, 721771, 790080, 841920, 1443542, 1580160, 1683840, 2165313, 2887084, 3608855, 4330626, 5774168, 7217710, 8661252, 10826565, 11548336, 14435420, 17322504, 21653130, 23096672, 28870840, 34645008, 43306260, 46193344, 57741680, 69290016, 86612520, 92386688, 115483360, 138580032, 173225040, 230966720, 277160064, 346450080, 461933440, 692900160, 1385800320]

約数ペア:

[(1, 1385800320), (2, 692900160), (3, 461933440), (4, 346450080), (5, 277160064), (6, 230966720), (8, 173225040), (10, 138580032), (12, 115483360), (15, 92386688), (16, 86612520), (20, 69290016), (24, 57741680), (30, 46193344), (32, 43306260), (40, 34645008), (48, 28870840), (60, 23096672), (64, 21653130), (80, 17322504), (96, 14435420), (120, 11548336), (128, 10826565), (160, 8661252), (192, 7217710), (240, 5774168), (320, 4330626), (384, 3608855), (480, 2887084), (640, 2165313), (823, 1683840), (877, 1580160), (960, 1443542), (1646, 841920), (1754, 790080), (1920, 721771), (2469, 561280), (2631, 526720), (3292, 420960), (3508, 395040), (4115, 336768), (4385, 316032), (4938, 280640), (5262, 263360), (6584, 210480), (7016, 197520), (8230, 168384), (8770, 158016), (9876, 140320), (10524, 131680), (12345, 112256), (13155, 105344), (13168, 105240), (14032, 98760), (16460, 84192), (17540, 79008), (19752, 70160), (21048, 65840), (24690, 56128), (26310, 52672), (26336, 52620), (28064, 49380), (32920, 42096), (35080, 39504)]