128488680

素因数分解:

$2^3\times 3^5\times 5^1\times {\mathrm{13219}}^1$

素因数の和:13245

約数の個数: 96

約数和(自身を含む): 433087200

約数和(自身を除く): 304598520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 243, 270, 324, 360, 405, 486, 540, 648, 810, 972, 1080, 1215, 1620, 1944, 2430, 3240, 4860, 9720, 13219, 26438, 39657, 52876, 66095, 79314, 105752, 118971, 132190, 158628, 198285, 237942, 264380, 317256, 356913, 396570, 475884, 528760, 594855, 713826, 793140, 951768, 1070739, 1189710, 1427652, 1586280, 1784565, 2141478, 2379420, 2855304, 3212217, 3569130, 4282956, 4758840, 5353695, 6424434, 7138260, 8565912, 10707390, 12848868, 14276520, 16061085, 21414780, 25697736, 32122170, 42829560, 64244340, 128488680]

約数ペア:

[(1, 128488680), (2, 64244340), (3, 42829560), (4, 32122170), (5, 25697736), (6, 21414780), (8, 16061085), (9, 14276520), (10, 12848868), (12, 10707390), (15, 8565912), (18, 7138260), (20, 6424434), (24, 5353695), (27, 4758840), (30, 4282956), (36, 3569130), (40, 3212217), (45, 2855304), (54, 2379420), (60, 2141478), (72, 1784565), (81, 1586280), (90, 1427652), (108, 1189710), (120, 1070739), (135, 951768), (162, 793140), (180, 713826), (216, 594855), (243, 528760), (270, 475884), (324, 396570), (360, 356913), (405, 317256), (486, 264380), (540, 237942), (648, 198285), (810, 158628), (972, 132190), (1080, 118971), (1215, 105752), (1620, 79314), (1944, 66095), (2430, 52876), (3240, 39657), (4860, 26438), (9720, 13219)]