21869700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{269}}^1\times {\mathrm{271}}^1$

素因数の和:557

約数の個数: 72

約数和(自身を含む): 63745920

約数和(自身を除く): 41876220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 269, 271, 300, 538, 542, 807, 813, 1076, 1084, 1345, 1355, 1614, 1626, 2690, 2710, 3228, 3252, 4035, 4065, 5380, 5420, 6725, 6775, 8070, 8130, 13450, 13550, 16140, 16260, 20175, 20325, 26900, 27100, 40350, 40650, 72899, 80700, 81300, 145798, 218697, 291596, 364495, 437394, 728990, 874788, 1093485, 1457980, 1822475, 2186970, 3644950, 4373940, 5467425, 7289900, 10934850, 21869700]

約数ペア:

[(1, 21869700), (2, 10934850), (3, 7289900), (4, 5467425), (5, 4373940), (6, 3644950), (10, 2186970), (12, 1822475), (15, 1457980), (20, 1093485), (25, 874788), (30, 728990), (50, 437394), (60, 364495), (75, 291596), (100, 218697), (150, 145798), (269, 81300), (271, 80700), (300, 72899), (538, 40650), (542, 40350), (807, 27100), (813, 26900), (1076, 20325), (1084, 20175), (1345, 16260), (1355, 16140), (1614, 13550), (1626, 13450), (2690, 8130), (2710, 8070), (3228, 6775), (3252, 6725), (4035, 5420), (4065, 5380)]