168472810

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{541}}^1$

素因数の和:727

約数の個数: 64

約数和(自身を含む): 351216000

約数和(自身を除く): 182743190

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 149, 190, 209, 298, 418, 541, 745, 1045, 1082, 1490, 1639, 2090, 2705, 2831, 3278, 5410, 5662, 5951, 8195, 10279, 11902, 14155, 16390, 20558, 28310, 29755, 31141, 51395, 59510, 62282, 80609, 102790, 113069, 155705, 161218, 226138, 311410, 403045, 565345, 806090, 886699, 1130690, 1531571, 1773398, 3063142, 4433495, 7657855, 8866990, 15315710, 16847281, 33694562, 84236405, 168472810]

約数ペア:

[(1, 168472810), (2, 84236405), (5, 33694562), (10, 16847281), (11, 15315710), (19, 8866990), (22, 7657855), (38, 4433495), (55, 3063142), (95, 1773398), (110, 1531571), (149, 1130690), (190, 886699), (209, 806090), (298, 565345), (418, 403045), (541, 311410), (745, 226138), (1045, 161218), (1082, 155705), (1490, 113069), (1639, 102790), (2090, 80609), (2705, 62282), (2831, 59510), (3278, 51395), (5410, 31141), (5662, 29755), (5951, 28310), (8195, 20558), (10279, 16390), (11902, 14155)]