207920196

素因数分解:

$2^2\times 3^4\times {\mathrm{11}}^1\times {\mathrm{227}}^1\times {\mathrm{257}}^1$

素因数の和:511

約数の個数: 120

約数和(自身を含む): 597887136

約数和(自身を除く): 389966940

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 27, 33, 36, 44, 54, 66, 81, 99, 108, 132, 162, 198, 227, 257, 297, 324, 396, 454, 514, 594, 681, 771, 891, 908, 1028, 1188, 1362, 1542, 1782, 2043, 2313, 2497, 2724, 2827, 3084, 3564, 4086, 4626, 4994, 5654, 6129, 6939, 7491, 8172, 8481, 9252, 9988, 11308, 12258, 13878, 14982, 16962, 18387, 20817, 22473, 24516, 25443, 27756, 29964, 33924, 36774, 41634, 44946, 50886, 58339, 67419, 73548, 76329, 83268, 89892, 101772, 116678, 134838, 152658, 175017, 202257, 228987, 233356, 269676, 305316, 350034, 404514, 457974, 525051, 641729, 700068, 809028, 915948, 1050102, 1283458, 1575153, 1925187, 2100204, 2566916, 3150306, 3850374, 4725459, 5775561, 6300612, 7700748, 9450918, 11551122, 17326683, 18901836, 23102244, 34653366, 51980049, 69306732, 103960098, 207920196]

約数ペア:

[(1, 207920196), (2, 103960098), (3, 69306732), (4, 51980049), (6, 34653366), (9, 23102244), (11, 18901836), (12, 17326683), (18, 11551122), (22, 9450918), (27, 7700748), (33, 6300612), (36, 5775561), (44, 4725459), (54, 3850374), (66, 3150306), (81, 2566916), (99, 2100204), (108, 1925187), (132, 1575153), (162, 1283458), (198, 1050102), (227, 915948), (257, 809028), (297, 700068), (324, 641729), (396, 525051), (454, 457974), (514, 404514), (594, 350034), (681, 305316), (771, 269676), (891, 233356), (908, 228987), (1028, 202257), (1188, 175017), (1362, 152658), (1542, 134838), (1782, 116678), (2043, 101772), (2313, 89892), (2497, 83268), (2724, 76329), (2827, 73548), (3084, 67419), (3564, 58339), (4086, 50886), (4626, 44946), (4994, 41634), (5654, 36774), (6129, 33924), (6939, 29964), (7491, 27756), (8172, 25443), (8481, 24516), (9252, 22473), (9988, 20817), (11308, 18387), (12258, 16962), (13878, 14982)]