171781260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{491}}^1$

素因数の和:541

約数の個数: 192

約数和(自身を含む): 595123200

約数和(自身を除く): 423341940

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 42, 49, 51, 60, 68, 70, 84, 85, 98, 102, 105, 119, 140, 147, 170, 196, 204, 210, 238, 245, 255, 294, 340, 343, 357, 420, 476, 490, 491, 510, 588, 595, 686, 714, 735, 833, 980, 982, 1020, 1029, 1190, 1372, 1428, 1470, 1473, 1666, 1715, 1785, 1964, 2058, 2380, 2455, 2499, 2940, 2946, 3332, 3430, 3437, 3570, 4116, 4165, 4910, 4998, 5145, 5831, 5892, 6860, 6874, 7140, 7365, 8330, 8347, 9820, 9996, 10290, 10311, 11662, 12495, 13748, 14730, 16660, 16694, 17185, 17493, 20580, 20622, 23324, 24059, 24990, 25041, 29155, 29460, 33388, 34370, 34986, 41244, 41735, 48118, 49980, 50082, 51555, 58310, 58429, 68740, 69972, 72177, 83470, 87465, 96236, 100164, 103110, 116620, 116858, 120295, 125205, 144354, 166940, 168413, 174930, 175287, 206220, 233716, 240590, 250410, 288708, 292145, 336826, 349860, 350574, 360885, 409003, 481180, 500820, 505239, 584290, 673652, 701148, 721770, 818006, 842065, 876435, 1010478, 1168580, 1227009, 1443540, 1636012, 1684130, 1752870, 2020956, 2045015, 2454018, 2526195, 2863021, 3368260, 3505740, 4090030, 4908036, 5052390, 5726042, 6135045, 8180060, 8589063, 10104780, 11452084, 12270090, 14315105, 17178126, 24540180, 28630210, 34356252, 42945315, 57260420, 85890630, 171781260]

約数ペア:

[(1, 171781260), (2, 85890630), (3, 57260420), (4, 42945315), (5, 34356252), (6, 28630210), (7, 24540180), (10, 17178126), (12, 14315105), (14, 12270090), (15, 11452084), (17, 10104780), (20, 8589063), (21, 8180060), (28, 6135045), (30, 5726042), (34, 5052390), (35, 4908036), (42, 4090030), (49, 3505740), (51, 3368260), (60, 2863021), (68, 2526195), (70, 2454018), (84, 2045015), (85, 2020956), (98, 1752870), (102, 1684130), (105, 1636012), (119, 1443540), (140, 1227009), (147, 1168580), (170, 1010478), (196, 876435), (204, 842065), (210, 818006), (238, 721770), (245, 701148), (255, 673652), (294, 584290), (340, 505239), (343, 500820), (357, 481180), (420, 409003), (476, 360885), (490, 350574), (491, 349860), (510, 336826), (588, 292145), (595, 288708), (686, 250410), (714, 240590), (735, 233716), (833, 206220), (980, 175287), (982, 174930), (1020, 168413), (1029, 166940), (1190, 144354), (1372, 125205), (1428, 120295), (1470, 116858), (1473, 116620), (1666, 103110), (1715, 100164), (1785, 96236), (1964, 87465), (2058, 83470), (2380, 72177), (2455, 69972), (2499, 68740), (2940, 58429), (2946, 58310), (3332, 51555), (3430, 50082), (3437, 49980), (3570, 48118), (4116, 41735), (4165, 41244), (4910, 34986), (4998, 34370), (5145, 33388), (5831, 29460), (5892, 29155), (6860, 25041), (6874, 24990), (7140, 24059), (7365, 23324), (8330, 20622), (8347, 20580), (9820, 17493), (9996, 17185), (10290, 16694), (10311, 16660), (11662, 14730), (12495, 13748)]