180806508

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{8527}}^1$

素因数の和:8587

約数の個数: 72

約数和(自身を含む): 496670720

約数和(自身を除く): 315864212

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 31, 36, 38, 57, 62, 76, 93, 114, 124, 171, 186, 228, 279, 342, 372, 558, 589, 684, 1116, 1178, 1767, 2356, 3534, 5301, 7068, 8527, 10602, 17054, 21204, 25581, 34108, 51162, 76743, 102324, 153486, 162013, 264337, 306972, 324026, 486039, 528674, 648052, 793011, 972078, 1057348, 1458117, 1586022, 1944156, 2379033, 2916234, 3172044, 4758066, 5022403, 5832468, 9516132, 10044806, 15067209, 20089612, 30134418, 45201627, 60268836, 90403254, 180806508]

約数ペア:

[(1, 180806508), (2, 90403254), (3, 60268836), (4, 45201627), (6, 30134418), (9, 20089612), (12, 15067209), (18, 10044806), (19, 9516132), (31, 5832468), (36, 5022403), (38, 4758066), (57, 3172044), (62, 2916234), (76, 2379033), (93, 1944156), (114, 1586022), (124, 1458117), (171, 1057348), (186, 972078), (228, 793011), (279, 648052), (342, 528674), (372, 486039), (558, 324026), (589, 306972), (684, 264337), (1116, 162013), (1178, 153486), (1767, 102324), (2356, 76743), (3534, 51162), (5301, 34108), (7068, 25581), (8527, 21204), (10602, 17054)]