68209440

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{643}}^1$

素因数の和:691

約数の個数: 192

約数和(自身を含む): 245379456

約数和(自身を除く): 177170016

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 17, 20, 24, 26, 30, 32, 34, 39, 40, 48, 51, 52, 60, 65, 68, 78, 80, 85, 96, 102, 104, 120, 130, 136, 156, 160, 170, 195, 204, 208, 221, 240, 255, 260, 272, 312, 340, 390, 408, 416, 442, 480, 510, 520, 544, 624, 643, 663, 680, 780, 816, 884, 1020, 1040, 1105, 1248, 1286, 1326, 1360, 1560, 1632, 1768, 1929, 2040, 2080, 2210, 2572, 2652, 2720, 3120, 3215, 3315, 3536, 3858, 4080, 4420, 5144, 5304, 6240, 6430, 6630, 7072, 7716, 8160, 8359, 8840, 9645, 10288, 10608, 10931, 12860, 13260, 15432, 16718, 17680, 19290, 20576, 21216, 21862, 25077, 25720, 26520, 30864, 32793, 33436, 35360, 38580, 41795, 43724, 50154, 51440, 53040, 54655, 61728, 65586, 66872, 77160, 83590, 87448, 100308, 102880, 106080, 109310, 125385, 131172, 133744, 142103, 154320, 163965, 167180, 174896, 200616, 218620, 250770, 262344, 267488, 284206, 308640, 327930, 334360, 349792, 401232, 426309, 437240, 501540, 524688, 568412, 655860, 668720, 710515, 802464, 852618, 874480, 1003080, 1049376, 1136824, 1311720, 1337440, 1421030, 1705236, 1748960, 2006160, 2131545, 2273648, 2623440, 2842060, 3410472, 4012320, 4263090, 4547296, 5246880, 5684120, 6820944, 8526180, 11368240, 13641888, 17052360, 22736480, 34104720, 68209440]

約数ペア:

[(1, 68209440), (2, 34104720), (3, 22736480), (4, 17052360), (5, 13641888), (6, 11368240), (8, 8526180), (10, 6820944), (12, 5684120), (13, 5246880), (15, 4547296), (16, 4263090), (17, 4012320), (20, 3410472), (24, 2842060), (26, 2623440), (30, 2273648), (32, 2131545), (34, 2006160), (39, 1748960), (40, 1705236), (48, 1421030), (51, 1337440), (52, 1311720), (60, 1136824), (65, 1049376), (68, 1003080), (78, 874480), (80, 852618), (85, 802464), (96, 710515), (102, 668720), (104, 655860), (120, 568412), (130, 524688), (136, 501540), (156, 437240), (160, 426309), (170, 401232), (195, 349792), (204, 334360), (208, 327930), (221, 308640), (240, 284206), (255, 267488), (260, 262344), (272, 250770), (312, 218620), (340, 200616), (390, 174896), (408, 167180), (416, 163965), (442, 154320), (480, 142103), (510, 133744), (520, 131172), (544, 125385), (624, 109310), (643, 106080), (663, 102880), (680, 100308), (780, 87448), (816, 83590), (884, 77160), (1020, 66872), (1040, 65586), (1105, 61728), (1248, 54655), (1286, 53040), (1326, 51440), (1360, 50154), (1560, 43724), (1632, 41795), (1768, 38580), (1929, 35360), (2040, 33436), (2080, 32793), (2210, 30864), (2572, 26520), (2652, 25720), (2720, 25077), (3120, 21862), (3215, 21216), (3315, 20576), (3536, 19290), (3858, 17680), (4080, 16718), (4420, 15432), (5144, 13260), (5304, 12860), (6240, 10931), (6430, 10608), (6630, 10288), (7072, 9645), (7716, 8840), (8160, 8359)]