142780725

素因数分解:

$3^5\times 5^2\times {\mathrm{19}}^1\times {\mathrm{1237}}^1$

素因数の和:1281

約数の個数: 72

約数和(自身を含む): 279391840

約数和(自身を除く): 136611115

約数列:

[1, 3, 5, 9, 15, 19, 25, 27, 45, 57, 75, 81, 95, 135, 171, 225, 243, 285, 405, 475, 513, 675, 855, 1215, 1237, 1425, 1539, 2025, 2565, 3711, 4275, 4617, 6075, 6185, 7695, 11133, 12825, 18555, 23085, 23503, 30925, 33399, 38475, 55665, 70509, 92775, 100197, 115425, 117515, 166995, 211527, 278325, 300591, 352545, 500985, 587575, 634581, 834975, 1057635, 1502955, 1762725, 1903743, 2504925, 3172905, 5288175, 5711229, 7514775, 9518715, 15864525, 28556145, 47593575, 142780725]

約数ペア:

[(1, 142780725), (3, 47593575), (5, 28556145), (9, 15864525), (15, 9518715), (19, 7514775), (25, 5711229), (27, 5288175), (45, 3172905), (57, 2504925), (75, 1903743), (81, 1762725), (95, 1502955), (135, 1057635), (171, 834975), (225, 634581), (243, 587575), (285, 500985), (405, 352545), (475, 300591), (513, 278325), (675, 211527), (855, 166995), (1215, 117515), (1237, 115425), (1425, 100197), (1539, 92775), (2025, 70509), (2565, 55665), (3711, 38475), (4275, 33399), (4617, 30925), (6075, 23503), (6185, 23085), (7695, 18555), (11133, 12825)]