278379360

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{27617}}^1$

素因数の和:27645

約数の個数: 144

約数和(自身を含む): 1085718816

約数和(自身を除く): 807339456

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 5040, 10080, 27617, 55234, 82851, 110468, 138085, 165702, 193319, 220936, 248553, 276170, 331404, 386638, 414255, 441872, 497106, 552340, 579957, 662808, 773276, 828510, 883744, 966595, 994212, 1104680, 1159914, 1242765, 1325616, 1546552, 1657020, 1739871, 1933190, 1988424, 2209360, 2319828, 2485530, 2651232, 2899785, 3093104, 3314040, 3479742, 3866380, 3976848, 4418720, 4639656, 4971060, 5799570, 6186208, 6628080, 6959484, 7732760, 7953696, 8699355, 9279312, 9942120, 11599140, 13256160, 13918968, 15465520, 17398710, 18558624, 19884240, 23198280, 27837936, 30931040, 34797420, 39768480, 46396560, 55675872, 69594840, 92793120, 139189680, 278379360]

約数ペア:

[(1, 278379360), (2, 139189680), (3, 92793120), (4, 69594840), (5, 55675872), (6, 46396560), (7, 39768480), (8, 34797420), (9, 30931040), (10, 27837936), (12, 23198280), (14, 19884240), (15, 18558624), (16, 17398710), (18, 15465520), (20, 13918968), (21, 13256160), (24, 11599140), (28, 9942120), (30, 9279312), (32, 8699355), (35, 7953696), (36, 7732760), (40, 6959484), (42, 6628080), (45, 6186208), (48, 5799570), (56, 4971060), (60, 4639656), (63, 4418720), (70, 3976848), (72, 3866380), (80, 3479742), (84, 3314040), (90, 3093104), (96, 2899785), (105, 2651232), (112, 2485530), (120, 2319828), (126, 2209360), (140, 1988424), (144, 1933190), (160, 1739871), (168, 1657020), (180, 1546552), (210, 1325616), (224, 1242765), (240, 1159914), (252, 1104680), (280, 994212), (288, 966595), (315, 883744), (336, 828510), (360, 773276), (420, 662808), (480, 579957), (504, 552340), (560, 497106), (630, 441872), (672, 414255), (720, 386638), (840, 331404), (1008, 276170), (1120, 248553), (1260, 220936), (1440, 193319), (1680, 165702), (2016, 138085), (2520, 110468), (3360, 82851), (5040, 55234), (10080, 27617)]