1538439660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1163}}^1\times {\mathrm{7349}}^1$

素因数の和:8527

約数の個数: 72

約数和(自身を含む): 4671248400

約数和(自身を除く): 3132808740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1163, 2326, 3489, 4652, 5815, 6978, 7349, 10467, 11630, 13956, 14698, 17445, 20934, 22047, 23260, 29396, 34890, 36745, 41868, 44094, 52335, 66141, 69780, 73490, 88188, 104670, 110235, 132282, 146980, 209340, 220470, 264564, 330705, 440940, 661410, 1322820, 8546887, 17093774, 25640661, 34187548, 42734435, 51281322, 76921983, 85468870, 102562644, 128203305, 153843966, 170937740, 256406610, 307687932, 384609915, 512813220, 769219830, 1538439660]

約数ペア:

[(1, 1538439660), (2, 769219830), (3, 512813220), (4, 384609915), (5, 307687932), (6, 256406610), (9, 170937740), (10, 153843966), (12, 128203305), (15, 102562644), (18, 85468870), (20, 76921983), (30, 51281322), (36, 42734435), (45, 34187548), (60, 25640661), (90, 17093774), (180, 8546887), (1163, 1322820), (2326, 661410), (3489, 440940), (4652, 330705), (5815, 264564), (6978, 220470), (7349, 209340), (10467, 146980), (11630, 132282), (13956, 110235), (14698, 104670), (17445, 88188), (20934, 73490), (22047, 69780), (23260, 66141), (29396, 52335), (34890, 44094), (36745, 41868)]