81037572

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{67}}^1$

素因数の和:127

約数の個数: 216

約数和(自身を含む): 259816032

約数和(自身を除く): 178778460

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 17, 21, 22, 28, 33, 34, 42, 44, 49, 51, 66, 67, 68, 77, 84, 98, 102, 119, 121, 132, 134, 147, 154, 187, 196, 201, 204, 231, 238, 242, 268, 294, 308, 357, 363, 374, 402, 462, 469, 476, 484, 539, 561, 588, 714, 726, 737, 748, 804, 833, 847, 924, 938, 1078, 1122, 1139, 1309, 1407, 1428, 1452, 1474, 1617, 1666, 1694, 1876, 2057, 2156, 2211, 2244, 2278, 2499, 2541, 2618, 2814, 2948, 3234, 3283, 3332, 3388, 3417, 3927, 4114, 4422, 4556, 4998, 5082, 5159, 5236, 5628, 5929, 6171, 6468, 6566, 6834, 7854, 7973, 8107, 8228, 8844, 9163, 9849, 9996, 10164, 10318, 11858, 12342, 12529, 13132, 13668, 14399, 15477, 15708, 15946, 16214, 17787, 18326, 19698, 20636, 23716, 23919, 24321, 24684, 25058, 27489, 28798, 30954, 31892, 32428, 35574, 36113, 36652, 37587, 39396, 43197, 47838, 48642, 50116, 54978, 55811, 56749, 57596, 61908, 71148, 72226, 75174, 86394, 87703, 95676, 97284, 100793, 108339, 109956, 111622, 113498, 137819, 144452, 150348, 167433, 170247, 172788, 175406, 201586, 216678, 223244, 226996, 263109, 275638, 302379, 334866, 340494, 350812, 397243, 403172, 413457, 433356, 526218, 551276, 604758, 613921, 669732, 680988, 794486, 826914, 964733, 1052436, 1191729, 1209516, 1227842, 1588972, 1653828, 1841763, 1929466, 2383458, 2455684, 2894199, 3683526, 3858932, 4766916, 5788398, 6753131, 7367052, 11576796, 13506262, 20259393, 27012524, 40518786, 81037572]

約数ペア:

[(1, 81037572), (2, 40518786), (3, 27012524), (4, 20259393), (6, 13506262), (7, 11576796), (11, 7367052), (12, 6753131), (14, 5788398), (17, 4766916), (21, 3858932), (22, 3683526), (28, 2894199), (33, 2455684), (34, 2383458), (42, 1929466), (44, 1841763), (49, 1653828), (51, 1588972), (66, 1227842), (67, 1209516), (68, 1191729), (77, 1052436), (84, 964733), (98, 826914), (102, 794486), (119, 680988), (121, 669732), (132, 613921), (134, 604758), (147, 551276), (154, 526218), (187, 433356), (196, 413457), (201, 403172), (204, 397243), (231, 350812), (238, 340494), (242, 334866), (268, 302379), (294, 275638), (308, 263109), (357, 226996), (363, 223244), (374, 216678), (402, 201586), (462, 175406), (469, 172788), (476, 170247), (484, 167433), (539, 150348), (561, 144452), (588, 137819), (714, 113498), (726, 111622), (737, 109956), (748, 108339), (804, 100793), (833, 97284), (847, 95676), (924, 87703), (938, 86394), (1078, 75174), (1122, 72226), (1139, 71148), (1309, 61908), (1407, 57596), (1428, 56749), (1452, 55811), (1474, 54978), (1617, 50116), (1666, 48642), (1694, 47838), (1876, 43197), (2057, 39396), (2156, 37587), (2211, 36652), (2244, 36113), (2278, 35574), (2499, 32428), (2541, 31892), (2618, 30954), (2814, 28798), (2948, 27489), (3234, 25058), (3283, 24684), (3332, 24321), (3388, 23919), (3417, 23716), (3927, 20636), (4114, 19698), (4422, 18326), (4556, 17787), (4998, 16214), (5082, 15946), (5159, 15708), (5236, 15477), (5628, 14399), (5929, 13668), (6171, 13132), (6468, 12529), (6566, 12342), (6834, 11858), (7854, 10318), (7973, 10164), (8107, 9996), (8228, 9849), (8844, 9163)]