31740156

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1$

素因数の和:304

約数の個数: 144

約数和(自身を含む): 100638720

約数和(自身を除く): 68898564

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 21, 28, 31, 34, 36, 42, 51, 62, 63, 68, 84, 93, 102, 119, 124, 126, 153, 186, 204, 217, 238, 239, 252, 279, 306, 357, 372, 434, 476, 478, 527, 558, 612, 651, 714, 717, 868, 956, 1054, 1071, 1116, 1302, 1428, 1434, 1581, 1673, 1953, 2108, 2142, 2151, 2604, 2868, 3162, 3346, 3689, 3906, 4063, 4284, 4302, 4743, 5019, 6324, 6692, 7378, 7409, 7812, 8126, 8604, 9486, 10038, 11067, 12189, 14756, 14818, 15057, 16252, 18972, 20076, 22134, 22227, 24378, 28441, 29636, 30114, 33201, 36567, 44268, 44454, 48756, 51863, 56882, 60228, 66402, 66681, 73134, 85323, 88908, 103726, 113764, 125953, 132804, 133362, 146268, 155589, 170646, 207452, 251906, 255969, 266724, 311178, 341292, 377859, 466767, 503812, 511938, 622356, 755718, 881671, 933534, 1023876, 1133577, 1511436, 1763342, 1867068, 2267154, 2645013, 3526684, 4534308, 5290026, 7935039, 10580052, 15870078, 31740156]

約数ペア:

[(1, 31740156), (2, 15870078), (3, 10580052), (4, 7935039), (6, 5290026), (7, 4534308), (9, 3526684), (12, 2645013), (14, 2267154), (17, 1867068), (18, 1763342), (21, 1511436), (28, 1133577), (31, 1023876), (34, 933534), (36, 881671), (42, 755718), (51, 622356), (62, 511938), (63, 503812), (68, 466767), (84, 377859), (93, 341292), (102, 311178), (119, 266724), (124, 255969), (126, 251906), (153, 207452), (186, 170646), (204, 155589), (217, 146268), (238, 133362), (239, 132804), (252, 125953), (279, 113764), (306, 103726), (357, 88908), (372, 85323), (434, 73134), (476, 66681), (478, 66402), (527, 60228), (558, 56882), (612, 51863), (651, 48756), (714, 44454), (717, 44268), (868, 36567), (956, 33201), (1054, 30114), (1071, 29636), (1116, 28441), (1302, 24378), (1428, 22227), (1434, 22134), (1581, 20076), (1673, 18972), (1953, 16252), (2108, 15057), (2142, 14818), (2151, 14756), (2604, 12189), (2868, 11067), (3162, 10038), (3346, 9486), (3689, 8604), (3906, 8126), (4063, 7812), (4284, 7409), (4302, 7378), (4743, 6692), (5019, 6324)]