172788810

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{257}}^1\times {\mathrm{307}}^1$

素因数の和:647

約数の個数: 64

約数和(自身を含む): 423384192

約数和(自身を除く): 250595382

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 73, 146, 219, 257, 307, 365, 438, 514, 614, 730, 771, 921, 1095, 1285, 1535, 1542, 1842, 2190, 2570, 3070, 3855, 4605, 7710, 9210, 18761, 22411, 37522, 44822, 56283, 67233, 78899, 93805, 112055, 112566, 134466, 157798, 187610, 224110, 236697, 281415, 336165, 394495, 473394, 562830, 672330, 788990, 1183485, 2366970, 5759627, 11519254, 17278881, 28798135, 34557762, 57596270, 86394405, 172788810]

約数ペア:

[(1, 172788810), (2, 86394405), (3, 57596270), (5, 34557762), (6, 28798135), (10, 17278881), (15, 11519254), (30, 5759627), (73, 2366970), (146, 1183485), (219, 788990), (257, 672330), (307, 562830), (365, 473394), (438, 394495), (514, 336165), (614, 281415), (730, 236697), (771, 224110), (921, 187610), (1095, 157798), (1285, 134466), (1535, 112566), (1542, 112055), (1842, 93805), (2190, 78899), (2570, 67233), (3070, 56283), (3855, 44822), (4605, 37522), (7710, 22411), (9210, 18761)]