220161645

素因数分解:

$3^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1$

素因数の和:87

約数の個数: 168

約数和(自身を含む): 483193440

約数和(自身を除く): 263031795

約数列:

[1, 3, 5, 9, 11, 15, 17, 19, 27, 33, 45, 51, 55, 57, 81, 85, 95, 99, 135, 153, 165, 171, 187, 209, 243, 255, 285, 289, 297, 323, 405, 459, 495, 513, 561, 627, 729, 765, 855, 867, 891, 935, 969, 1045, 1215, 1377, 1445, 1485, 1539, 1615, 1683, 1881, 2295, 2565, 2601, 2673, 2805, 2907, 3135, 3179, 3553, 3645, 4131, 4335, 4455, 4617, 4845, 5049, 5491, 5643, 6885, 7695, 7803, 8019, 8415, 8721, 9405, 9537, 10659, 12393, 13005, 13365, 13851, 14535, 15147, 15895, 16473, 16929, 17765, 20655, 23085, 23409, 25245, 26163, 27455, 28215, 28611, 31977, 39015, 40095, 43605, 45441, 47685, 49419, 50787, 53295, 60401, 61965, 69255, 70227, 75735, 78489, 82365, 84645, 85833, 95931, 117045, 130815, 136323, 143055, 148257, 152361, 159885, 181203, 210681, 227205, 235467, 247095, 253935, 257499, 287793, 302005, 351135, 392445, 429165, 444771, 479655, 543609, 681615, 741285, 761805, 772497, 863379, 906015, 1053405, 1177335, 1287495, 1334313, 1438965, 1630827, 2223855, 2317491, 2590137, 2718045, 3862485, 4002939, 4316895, 4892481, 6671565, 8154135, 11587455, 12950685, 14677443, 20014695, 24462405, 44032329, 73387215, 220161645]

約数ペア:

[(1, 220161645), (3, 73387215), (5, 44032329), (9, 24462405), (11, 20014695), (15, 14677443), (17, 12950685), (19, 11587455), (27, 8154135), (33, 6671565), (45, 4892481), (51, 4316895), (55, 4002939), (57, 3862485), (81, 2718045), (85, 2590137), (95, 2317491), (99, 2223855), (135, 1630827), (153, 1438965), (165, 1334313), (171, 1287495), (187, 1177335), (209, 1053405), (243, 906015), (255, 863379), (285, 772497), (289, 761805), (297, 741285), (323, 681615), (405, 543609), (459, 479655), (495, 444771), (513, 429165), (561, 392445), (627, 351135), (729, 302005), (765, 287793), (855, 257499), (867, 253935), (891, 247095), (935, 235467), (969, 227205), (1045, 210681), (1215, 181203), (1377, 159885), (1445, 152361), (1485, 148257), (1539, 143055), (1615, 136323), (1683, 130815), (1881, 117045), (2295, 95931), (2565, 85833), (2601, 84645), (2673, 82365), (2805, 78489), (2907, 75735), (3135, 70227), (3179, 69255), (3553, 61965), (3645, 60401), (4131, 53295), (4335, 50787), (4455, 49419), (4617, 47685), (4845, 45441), (5049, 43605), (5491, 40095), (5643, 39015), (6885, 31977), (7695, 28611), (7803, 28215), (8019, 27455), (8415, 26163), (8721, 25245), (9405, 23409), (9537, 23085), (10659, 20655), (12393, 17765), (13005, 16929), (13365, 16473), (13851, 15895), (14535, 15147)]