131757780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{79}}^1$

素因数の和:147

約数の個数: 288

約数和(自身を含む): 491581440

約数和(自身を除く): 359823660

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 19, 20, 21, 22, 28, 30, 33, 35, 38, 42, 44, 55, 57, 60, 66, 70, 76, 77, 79, 84, 95, 105, 110, 114, 132, 133, 140, 154, 158, 165, 190, 209, 210, 220, 228, 231, 237, 266, 285, 308, 316, 330, 361, 380, 385, 395, 399, 418, 420, 462, 474, 532, 553, 570, 627, 660, 665, 722, 770, 790, 798, 836, 869, 924, 948, 1045, 1083, 1106, 1140, 1155, 1185, 1254, 1330, 1444, 1463, 1501, 1540, 1580, 1596, 1659, 1738, 1805, 1995, 2090, 2166, 2212, 2310, 2370, 2508, 2527, 2607, 2660, 2765, 2926, 3002, 3135, 3318, 3476, 3610, 3971, 3990, 4180, 4332, 4345, 4389, 4503, 4620, 4740, 5054, 5214, 5415, 5530, 5852, 6004, 6083, 6270, 6636, 7220, 7315, 7505, 7581, 7942, 7980, 8295, 8690, 8778, 9006, 10108, 10428, 10507, 10830, 11060, 11913, 12166, 12540, 12635, 13035, 14630, 15010, 15162, 15884, 16511, 16590, 17380, 17556, 18012, 18249, 19855, 21014, 21660, 21945, 22515, 23826, 24332, 25270, 26070, 27797, 28519, 29260, 30020, 30324, 30415, 31521, 33022, 33180, 36498, 37905, 39710, 42028, 43890, 45030, 47652, 49533, 50540, 52140, 52535, 55594, 57038, 59565, 60830, 63042, 66044, 72996, 75810, 79420, 82555, 83391, 85557, 87780, 90060, 91245, 99066, 105070, 111188, 114076, 115577, 119130, 121660, 126084, 138985, 142595, 151620, 157605, 165110, 166782, 171114, 182490, 198132, 199633, 210140, 231154, 238260, 247665, 277970, 285190, 313709, 315210, 330220, 333564, 342228, 346731, 364980, 399266, 416955, 427785, 462308, 495330, 555940, 570380, 577885, 598899, 627418, 630420, 693462, 798532, 833910, 855570, 941127, 990660, 998165, 1155770, 1197798, 1254836, 1386924, 1568545, 1667820, 1711140, 1733655, 1882254, 1996330, 2195963, 2311540, 2395596, 2994495, 3137090, 3467310, 3764508, 3992660, 4391926, 4705635, 5988990, 6274180, 6587889, 6934620, 8783852, 9411270, 10979815, 11977980, 13175778, 18822540, 21959630, 26351556, 32939445, 43919260, 65878890, 131757780]

約数ペア:

[(1, 131757780), (2, 65878890), (3, 43919260), (4, 32939445), (5, 26351556), (6, 21959630), (7, 18822540), (10, 13175778), (11, 11977980), (12, 10979815), (14, 9411270), (15, 8783852), (19, 6934620), (20, 6587889), (21, 6274180), (22, 5988990), (28, 4705635), (30, 4391926), (33, 3992660), (35, 3764508), (38, 3467310), (42, 3137090), (44, 2994495), (55, 2395596), (57, 2311540), (60, 2195963), (66, 1996330), (70, 1882254), (76, 1733655), (77, 1711140), (79, 1667820), (84, 1568545), (95, 1386924), (105, 1254836), (110, 1197798), (114, 1155770), (132, 998165), (133, 990660), (140, 941127), (154, 855570), (158, 833910), (165, 798532), (190, 693462), (209, 630420), (210, 627418), (220, 598899), (228, 577885), (231, 570380), (237, 555940), (266, 495330), (285, 462308), (308, 427785), (316, 416955), (330, 399266), (361, 364980), (380, 346731), (385, 342228), (395, 333564), (399, 330220), (418, 315210), (420, 313709), (462, 285190), (474, 277970), (532, 247665), (553, 238260), (570, 231154), (627, 210140), (660, 199633), (665, 198132), (722, 182490), (770, 171114), (790, 166782), (798, 165110), (836, 157605), (869, 151620), (924, 142595), (948, 138985), (1045, 126084), (1083, 121660), (1106, 119130), (1140, 115577), (1155, 114076), (1185, 111188), (1254, 105070), (1330, 99066), (1444, 91245), (1463, 90060), (1501, 87780), (1540, 85557), (1580, 83391), (1596, 82555), (1659, 79420), (1738, 75810), (1805, 72996), (1995, 66044), (2090, 63042), (2166, 60830), (2212, 59565), (2310, 57038), (2370, 55594), (2508, 52535), (2527, 52140), (2607, 50540), (2660, 49533), (2765, 47652), (2926, 45030), (3002, 43890), (3135, 42028), (3318, 39710), (3476, 37905), (3610, 36498), (3971, 33180), (3990, 33022), (4180, 31521), (4332, 30415), (4345, 30324), (4389, 30020), (4503, 29260), (4620, 28519), (4740, 27797), (5054, 26070), (5214, 25270), (5415, 24332), (5530, 23826), (5852, 22515), (6004, 21945), (6083, 21660), (6270, 21014), (6636, 19855), (7220, 18249), (7315, 18012), (7505, 17556), (7581, 17380), (7942, 16590), (7980, 16511), (8295, 15884), (8690, 15162), (8778, 15010), (9006, 14630), (10108, 13035), (10428, 12635), (10507, 12540), (10830, 12166), (11060, 11913)]