291415920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{63907}}^1$

素因数の和:63942

約数の個数: 80

約数和(自身を含む): 950951040

約数和(自身を除く): 659535120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 228, 240, 285, 304, 380, 456, 570, 760, 912, 1140, 1520, 2280, 4560, 63907, 127814, 191721, 255628, 319535, 383442, 511256, 639070, 766884, 958605, 1022512, 1214233, 1278140, 1533768, 1917210, 2428466, 2556280, 3067536, 3642699, 3834420, 4856932, 5112560, 6071165, 7285398, 7668840, 9713864, 12142330, 14570796, 15337680, 18213495, 19427728, 24284660, 29141592, 36426990, 48569320, 58283184, 72853980, 97138640, 145707960, 291415920]

約数ペア:

[(1, 291415920), (2, 145707960), (3, 97138640), (4, 72853980), (5, 58283184), (6, 48569320), (8, 36426990), (10, 29141592), (12, 24284660), (15, 19427728), (16, 18213495), (19, 15337680), (20, 14570796), (24, 12142330), (30, 9713864), (38, 7668840), (40, 7285398), (48, 6071165), (57, 5112560), (60, 4856932), (76, 3834420), (80, 3642699), (95, 3067536), (114, 2556280), (120, 2428466), (152, 1917210), (190, 1533768), (228, 1278140), (240, 1214233), (285, 1022512), (304, 958605), (380, 766884), (456, 639070), (570, 511256), (760, 383442), (912, 319535), (1140, 255628), (1520, 191721), (2280, 127814), (4560, 63907)]