128299140

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{26399}}^1$

素因数の和:26423

約数の個数: 72

約数和(自身を含む): 403603200

約数和(自身を除く): 275304060

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, 810, 972, 1215, 1620, 2430, 4860, 26399, 52798, 79197, 105596, 131995, 158394, 237591, 263990, 316788, 395985, 475182, 527980, 712773, 791970, 950364, 1187955, 1425546, 1583940, 2138319, 2375910, 2851092, 3563865, 4276638, 4751820, 6414957, 7127730, 8553276, 10691595, 12829914, 14255460, 21383190, 25659828, 32074785, 42766380, 64149570, 128299140]

約数ペア:

[(1, 128299140), (2, 64149570), (3, 42766380), (4, 32074785), (5, 25659828), (6, 21383190), (9, 14255460), (10, 12829914), (12, 10691595), (15, 8553276), (18, 7127730), (20, 6414957), (27, 4751820), (30, 4276638), (36, 3563865), (45, 2851092), (54, 2375910), (60, 2138319), (81, 1583940), (90, 1425546), (108, 1187955), (135, 950364), (162, 791970), (180, 712773), (243, 527980), (270, 475182), (324, 395985), (405, 316788), (486, 263990), (540, 237591), (810, 158394), (972, 131995), (1215, 105596), (1620, 79197), (2430, 52798), (4860, 26399)]