51157080

素因数分解:

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

素因数の和:690

約数の個数: 192

約数和(自身を含む): 189876960

約数和(自身を除く): 138719880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 17, 18, 20, 24, 26, 30, 34, 36, 39, 40, 45, 51, 52, 60, 65, 68, 72, 78, 85, 90, 102, 104, 117, 120, 130, 136, 153, 156, 170, 180, 195, 204, 221, 234, 255, 260, 306, 312, 340, 360, 390, 408, 442, 468, 510, 520, 585, 612, 643, 663, 680, 765, 780, 884, 936, 1020, 1105, 1170, 1224, 1286, 1326, 1530, 1560, 1768, 1929, 1989, 2040, 2210, 2340, 2572, 2652, 3060, 3215, 3315, 3858, 3978, 4420, 4680, 5144, 5304, 5787, 6120, 6430, 6630, 7716, 7956, 8359, 8840, 9645, 9945, 10931, 11574, 12860, 13260, 15432, 15912, 16718, 19290, 19890, 21862, 23148, 25077, 25720, 26520, 28935, 32793, 33436, 38580, 39780, 41795, 43724, 46296, 50154, 54655, 57870, 65586, 66872, 75231, 77160, 79560, 83590, 87448, 98379, 100308, 109310, 115740, 125385, 131172, 142103, 150462, 163965, 167180, 196758, 200616, 218620, 231480, 250770, 262344, 284206, 300924, 327930, 334360, 376155, 393516, 426309, 437240, 491895, 501540, 568412, 601848, 655860, 710515, 752310, 787032, 852618, 983790, 1003080, 1136824, 1278927, 1311720, 1421030, 1504620, 1705236, 1967580, 2131545, 2557854, 2842060, 3009240, 3410472, 3935160, 4263090, 5115708, 5684120, 6394635, 8526180, 10231416, 12789270, 17052360, 25578540, 51157080]

約数ペア:

[(1, 51157080), (2, 25578540), (3, 17052360), (4, 12789270), (5, 10231416), (6, 8526180), (8, 6394635), (9, 5684120), (10, 5115708), (12, 4263090), (13, 3935160), (15, 3410472), (17, 3009240), (18, 2842060), (20, 2557854), (24, 2131545), (26, 1967580), (30, 1705236), (34, 1504620), (36, 1421030), (39, 1311720), (40, 1278927), (45, 1136824), (51, 1003080), (52, 983790), (60, 852618), (65, 787032), (68, 752310), (72, 710515), (78, 655860), (85, 601848), (90, 568412), (102, 501540), (104, 491895), (117, 437240), (120, 426309), (130, 393516), (136, 376155), (153, 334360), (156, 327930), (170, 300924), (180, 284206), (195, 262344), (204, 250770), (221, 231480), (234, 218620), (255, 200616), (260, 196758), (306, 167180), (312, 163965), (340, 150462), (360, 142103), (390, 131172), (408, 125385), (442, 115740), (468, 109310), (510, 100308), (520, 98379), (585, 87448), (612, 83590), (643, 79560), (663, 77160), (680, 75231), (765, 66872), (780, 65586), (884, 57870), (936, 54655), (1020, 50154), (1105, 46296), (1170, 43724), (1224, 41795), (1286, 39780), (1326, 38580), (1530, 33436), (1560, 32793), (1768, 28935), (1929, 26520), (1989, 25720), (2040, 25077), (2210, 23148), (2340, 21862), (2572, 19890), (2652, 19290), (3060, 16718), (3215, 15912), (3315, 15432), (3858, 13260), (3978, 12860), (4420, 11574), (4680, 10931), (5144, 9945), (5304, 9645), (5787, 8840), (6120, 8359), (6430, 7956), (6630, 7716)]