219891370

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{1009}}^1$

素因数の和:1103

約数の個数: 64

約数和(自身を含む): 442137600

約数和(自身を除く): 222246230

約数列:

[1, 2, 5, 10, 19, 31, 37, 38, 62, 74, 95, 155, 185, 190, 310, 370, 589, 703, 1009, 1147, 1178, 1406, 2018, 2294, 2945, 3515, 5045, 5735, 5890, 7030, 10090, 11470, 19171, 21793, 31279, 37333, 38342, 43586, 62558, 74666, 95855, 108965, 156395, 186665, 191710, 217930, 312790, 373330, 594301, 709327, 1157323, 1188602, 1418654, 2314646, 2971505, 3546635, 5786615, 5943010, 7093270, 11573230, 21989137, 43978274, 109945685, 219891370]

約数ペア:

[(1, 219891370), (2, 109945685), (5, 43978274), (10, 21989137), (19, 11573230), (31, 7093270), (37, 5943010), (38, 5786615), (62, 3546635), (74, 2971505), (95, 2314646), (155, 1418654), (185, 1188602), (190, 1157323), (310, 709327), (370, 594301), (589, 373330), (703, 312790), (1009, 217930), (1147, 191710), (1178, 186665), (1406, 156395), (2018, 108965), (2294, 95855), (2945, 74666), (3515, 62558), (5045, 43586), (5735, 38342), (5890, 37333), (7030, 31279), (10090, 21793), (11470, 19171)]