219254072

素因数分解:

$2^3\times {\mathrm{19}}^2\times {\mathrm{31}}^2\times {\mathrm{79}}^1$

素因数の和:185

約数の個数: 72

約数和(自身を含む): 453999600

約数和(自身を除く): 234745528

約数列:

[1, 2, 4, 8, 19, 31, 38, 62, 76, 79, 124, 152, 158, 248, 316, 361, 589, 632, 722, 961, 1178, 1444, 1501, 1922, 2356, 2449, 2888, 3002, 3844, 4712, 4898, 6004, 7688, 9796, 11191, 12008, 18259, 19592, 22382, 28519, 36518, 44764, 46531, 57038, 73036, 75919, 89528, 93062, 114076, 146072, 151838, 186124, 228152, 303676, 346921, 372248, 607352, 693842, 884089, 1387684, 1442461, 1768178, 2775368, 2884922, 3536356, 5769844, 7072712, 11539688, 27406759, 54813518, 109627036, 219254072]

約数ペア:

[(1, 219254072), (2, 109627036), (4, 54813518), (8, 27406759), (19, 11539688), (31, 7072712), (38, 5769844), (62, 3536356), (76, 2884922), (79, 2775368), (124, 1768178), (152, 1442461), (158, 1387684), (248, 884089), (316, 693842), (361, 607352), (589, 372248), (632, 346921), (722, 303676), (961, 228152), (1178, 186124), (1444, 151838), (1501, 146072), (1922, 114076), (2356, 93062), (2449, 89528), (2888, 75919), (3002, 73036), (3844, 57038), (4712, 46531), (4898, 44764), (6004, 36518), (7688, 28519), (9796, 22382), (11191, 19592), (12008, 18259)]