311031710

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{163}}^1$

素因数の和:294

約数の個数: 96

約数和(自身を含む): 659594880

約数和(自身を除く): 348563170

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 83, 95, 110, 121, 163, 166, 190, 209, 242, 326, 415, 418, 605, 815, 830, 913, 1045, 1210, 1577, 1630, 1793, 1826, 2090, 2299, 3097, 3154, 3586, 4565, 4598, 6194, 7885, 8965, 9130, 10043, 11495, 13529, 15485, 15770, 17347, 17930, 19723, 20086, 22990, 27058, 30970, 34067, 34694, 39446, 50215, 67645, 68134, 86735, 98615, 100430, 135290, 148819, 170335, 173470, 190817, 197230, 257051, 297638, 340670, 374737, 381634, 514102, 744095, 749474, 954085, 1285255, 1488190, 1637009, 1873685, 1908170, 2570510, 2827561, 3274018, 3747370, 5655122, 8185045, 14137805, 16370090, 28275610, 31103171, 62206342, 155515855, 311031710]

約数ペア:

[(1, 311031710), (2, 155515855), (5, 62206342), (10, 31103171), (11, 28275610), (19, 16370090), (22, 14137805), (38, 8185045), (55, 5655122), (83, 3747370), (95, 3274018), (110, 2827561), (121, 2570510), (163, 1908170), (166, 1873685), (190, 1637009), (209, 1488190), (242, 1285255), (326, 954085), (415, 749474), (418, 744095), (605, 514102), (815, 381634), (830, 374737), (913, 340670), (1045, 297638), (1210, 257051), (1577, 197230), (1630, 190817), (1793, 173470), (1826, 170335), (2090, 148819), (2299, 135290), (3097, 100430), (3154, 98615), (3586, 86735), (4565, 68134), (4598, 67645), (6194, 50215), (7885, 39446), (8965, 34694), (9130, 34067), (10043, 30970), (11495, 27058), (13529, 22990), (15485, 20086), (15770, 19723), (17347, 17930)]