30205725

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:131

約数の個数: 96

約数和(自身を含む): 59996160

約数和(自身を除く): 29790435

約数列:

[1, 3, 5, 11, 15, 19, 25, 33, 41, 47, 55, 57, 75, 95, 123, 141, 165, 205, 209, 235, 275, 285, 451, 475, 517, 615, 627, 705, 779, 825, 893, 1025, 1045, 1175, 1353, 1425, 1551, 1927, 2255, 2337, 2585, 2679, 3075, 3135, 3525, 3895, 4465, 5225, 5781, 6765, 7755, 8569, 9635, 9823, 11275, 11685, 12925, 13395, 15675, 19475, 21197, 22325, 25707, 28905, 29469, 33825, 36613, 38775, 42845, 48175, 49115, 58425, 63591, 66975, 105985, 109839, 128535, 144525, 147345, 183065, 214225, 245575, 317955, 402743, 529925, 549195, 642675, 736725, 915325, 1208229, 1589775, 2013715, 2745975, 6041145, 10068575, 30205725]

約数ペア:

[(1, 30205725), (3, 10068575), (5, 6041145), (11, 2745975), (15, 2013715), (19, 1589775), (25, 1208229), (33, 915325), (41, 736725), (47, 642675), (55, 549195), (57, 529925), (75, 402743), (95, 317955), (123, 245575), (141, 214225), (165, 183065), (205, 147345), (209, 144525), (235, 128535), (275, 109839), (285, 105985), (451, 66975), (475, 63591), (517, 58425), (615, 49115), (627, 48175), (705, 42845), (779, 38775), (825, 36613), (893, 33825), (1025, 29469), (1045, 28905), (1175, 25707), (1353, 22325), (1425, 21197), (1551, 19475), (1927, 15675), (2255, 13395), (2337, 12925), (2585, 11685), (2679, 11275), (3075, 9823), (3135, 9635), (3525, 8569), (3895, 7755), (4465, 6765), (5225, 5781)]