72982728

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1$

素因数の和:161

約数の個数: 256

約数和(自身を含む): 258048000

約数和(自身を除く): 185065272

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 18, 21, 24, 26, 27, 28, 36, 39, 42, 47, 52, 54, 56, 63, 72, 78, 79, 84, 91, 94, 104, 108, 117, 126, 141, 156, 158, 168, 182, 188, 189, 216, 234, 237, 252, 273, 282, 312, 316, 329, 351, 364, 376, 378, 423, 468, 474, 504, 546, 553, 564, 611, 632, 658, 702, 711, 728, 756, 819, 846, 936, 948, 987, 1027, 1092, 1106, 1128, 1222, 1269, 1316, 1404, 1422, 1512, 1638, 1659, 1692, 1833, 1896, 1974, 2054, 2133, 2184, 2212, 2444, 2457, 2538, 2632, 2808, 2844, 2961, 3081, 3276, 3318, 3384, 3666, 3713, 3948, 4108, 4266, 4277, 4424, 4888, 4914, 4977, 5076, 5499, 5688, 5922, 6162, 6552, 6636, 7189, 7332, 7426, 7896, 8216, 8532, 8554, 8883, 9243, 9828, 9954, 10152, 10998, 11139, 11844, 12324, 12831, 13272, 14378, 14664, 14852, 14931, 16497, 17064, 17108, 17766, 18486, 19656, 19908, 21567, 21996, 22278, 23688, 24648, 25662, 25991, 27729, 28756, 29704, 29862, 32994, 33417, 34216, 35532, 36972, 38493, 39816, 43134, 43992, 44556, 48269, 51324, 51982, 55458, 57512, 59724, 64701, 65988, 66834, 71064, 73944, 76986, 77973, 86268, 89112, 96538, 100251, 102648, 103964, 110916, 115479, 119448, 129402, 131976, 133668, 144807, 153972, 155946, 172536, 193076, 194103, 200502, 207928, 221832, 230958, 233919, 258804, 267336, 289614, 307944, 311892, 337883, 386152, 388206, 401004, 434421, 461916, 467838, 517608, 579228, 623784, 675766, 701757, 776412, 802008, 868842, 923832, 935676, 1013649, 1158456, 1303263, 1351532, 1403514, 1552824, 1737684, 1871352, 2027298, 2606526, 2703064, 2807028, 3040947, 3475368, 4054596, 5213052, 5614056, 6081894, 8109192, 9122841, 10426104, 12163788, 18245682, 24327576, 36491364, 72982728]

約数ペア:

[(1, 72982728), (2, 36491364), (3, 24327576), (4, 18245682), (6, 12163788), (7, 10426104), (8, 9122841), (9, 8109192), (12, 6081894), (13, 5614056), (14, 5213052), (18, 4054596), (21, 3475368), (24, 3040947), (26, 2807028), (27, 2703064), (28, 2606526), (36, 2027298), (39, 1871352), (42, 1737684), (47, 1552824), (52, 1403514), (54, 1351532), (56, 1303263), (63, 1158456), (72, 1013649), (78, 935676), (79, 923832), (84, 868842), (91, 802008), (94, 776412), (104, 701757), (108, 675766), (117, 623784), (126, 579228), (141, 517608), (156, 467838), (158, 461916), (168, 434421), (182, 401004), (188, 388206), (189, 386152), (216, 337883), (234, 311892), (237, 307944), (252, 289614), (273, 267336), (282, 258804), (312, 233919), (316, 230958), (329, 221832), (351, 207928), (364, 200502), (376, 194103), (378, 193076), (423, 172536), (468, 155946), (474, 153972), (504, 144807), (546, 133668), (553, 131976), (564, 129402), (611, 119448), (632, 115479), (658, 110916), (702, 103964), (711, 102648), (728, 100251), (756, 96538), (819, 89112), (846, 86268), (936, 77973), (948, 76986), (987, 73944), (1027, 71064), (1092, 66834), (1106, 65988), (1128, 64701), (1222, 59724), (1269, 57512), (1316, 55458), (1404, 51982), (1422, 51324), (1512, 48269), (1638, 44556), (1659, 43992), (1692, 43134), (1833, 39816), (1896, 38493), (1974, 36972), (2054, 35532), (2133, 34216), (2184, 33417), (2212, 32994), (2444, 29862), (2457, 29704), (2538, 28756), (2632, 27729), (2808, 25991), (2844, 25662), (2961, 24648), (3081, 23688), (3276, 22278), (3318, 21996), (3384, 21567), (3666, 19908), (3713, 19656), (3948, 18486), (4108, 17766), (4266, 17108), (4277, 17064), (4424, 16497), (4888, 14931), (4914, 14852), (4977, 14664), (5076, 14378), (5499, 13272), (5688, 12831), (5922, 12324), (6162, 11844), (6552, 11139), (6636, 10998), (7189, 10152), (7332, 9954), (7426, 9828), (7896, 9243), (8216, 8883), (8532, 8554)]