68620188

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{191}}^1$

素因数の和:272

約数の個数: 144

約数和(自身を含む): 205922304

約数和(自身を除く): 137302116

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 47, 49, 52, 78, 84, 91, 94, 98, 141, 147, 156, 182, 188, 191, 196, 273, 282, 294, 329, 364, 382, 546, 564, 573, 588, 611, 637, 658, 764, 987, 1092, 1146, 1222, 1274, 1316, 1337, 1833, 1911, 1974, 2292, 2303, 2444, 2483, 2548, 2674, 3666, 3822, 3948, 4011, 4277, 4606, 4966, 5348, 6909, 7332, 7449, 7644, 8022, 8554, 8977, 9212, 9359, 9932, 12831, 13818, 14898, 16044, 17108, 17381, 17954, 18718, 25662, 26931, 27636, 28077, 29796, 29939, 34762, 35908, 37436, 51324, 52143, 53862, 56154, 59878, 62839, 69524, 89817, 104286, 107724, 112308, 116701, 119756, 121667, 125678, 179634, 188517, 208572, 233402, 243334, 251356, 350103, 359268, 365001, 377034, 439873, 466804, 486668, 700206, 730002, 754068, 816907, 879746, 1319619, 1400412, 1460004, 1633814, 1759492, 2450721, 2639238, 3267628, 4901442, 5278476, 5718349, 9802884, 11436698, 17155047, 22873396, 34310094, 68620188]

約数ペア:

[(1, 68620188), (2, 34310094), (3, 22873396), (4, 17155047), (6, 11436698), (7, 9802884), (12, 5718349), (13, 5278476), (14, 4901442), (21, 3267628), (26, 2639238), (28, 2450721), (39, 1759492), (42, 1633814), (47, 1460004), (49, 1400412), (52, 1319619), (78, 879746), (84, 816907), (91, 754068), (94, 730002), (98, 700206), (141, 486668), (147, 466804), (156, 439873), (182, 377034), (188, 365001), (191, 359268), (196, 350103), (273, 251356), (282, 243334), (294, 233402), (329, 208572), (364, 188517), (382, 179634), (546, 125678), (564, 121667), (573, 119756), (588, 116701), (611, 112308), (637, 107724), (658, 104286), (764, 89817), (987, 69524), (1092, 62839), (1146, 59878), (1222, 56154), (1274, 53862), (1316, 52143), (1337, 51324), (1833, 37436), (1911, 35908), (1974, 34762), (2292, 29939), (2303, 29796), (2444, 28077), (2483, 27636), (2548, 26931), (2674, 25662), (3666, 18718), (3822, 17954), (3948, 17381), (4011, 17108), (4277, 16044), (4606, 14898), (4966, 13818), (5348, 12831), (6909, 9932), (7332, 9359), (7449, 9212), (7644, 8977), (8022, 8554)]