245979180

素因数分解:

$2^2\times 3^6\times 5^1\times {\mathrm{16871}}^1$

素因数の和:16898

約数の個数: 84

約数和(自身を含む): 774526032

約数和(自身を除く): 528546852

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 540, 729, 810, 972, 1215, 1458, 1620, 2430, 2916, 3645, 4860, 7290, 14580, 16871, 33742, 50613, 67484, 84355, 101226, 151839, 168710, 202452, 253065, 303678, 337420, 455517, 506130, 607356, 759195, 911034, 1012260, 1366551, 1518390, 1822068, 2277585, 2733102, 3036780, 4099653, 4555170, 5466204, 6832755, 8199306, 9110340, 12298959, 13665510, 16398612, 20498265, 24597918, 27331020, 40996530, 49195836, 61494795, 81993060, 122989590, 245979180]

約数ペア:

[(1, 245979180), (2, 122989590), (3, 81993060), (4, 61494795), (5, 49195836), (6, 40996530), (9, 27331020), (10, 24597918), (12, 20498265), (15, 16398612), (18, 13665510), (20, 12298959), (27, 9110340), (30, 8199306), (36, 6832755), (45, 5466204), (54, 4555170), (60, 4099653), (81, 3036780), (90, 2733102), (108, 2277585), (135, 1822068), (162, 1518390), (180, 1366551), (243, 1012260), (270, 911034), (324, 759195), (405, 607356), (486, 506130), (540, 455517), (729, 337420), (810, 303678), (972, 253065), (1215, 202452), (1458, 168710), (1620, 151839), (2430, 101226), (2916, 84355), (3645, 67484), (4860, 50613), (7290, 33742), (14580, 16871)]