65728980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{19219}}^1$

素因数の和:19253

約数の個数: 72

約数和(自身を含む): 209882400

約数和(自身を除く): 144153420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 19219, 38438, 57657, 76876, 96095, 115314, 172971, 192190, 230628, 288285, 345942, 365161, 384380, 576570, 691884, 730322, 864855, 1095483, 1153140, 1460644, 1729710, 1825805, 2190966, 3286449, 3459420, 3651610, 4381932, 5477415, 6572898, 7303220, 10954830, 13145796, 16432245, 21909660, 32864490, 65728980]

約数ペア:

[(1, 65728980), (2, 32864490), (3, 21909660), (4, 16432245), (5, 13145796), (6, 10954830), (9, 7303220), (10, 6572898), (12, 5477415), (15, 4381932), (18, 3651610), (19, 3459420), (20, 3286449), (30, 2190966), (36, 1825805), (38, 1729710), (45, 1460644), (57, 1153140), (60, 1095483), (76, 864855), (90, 730322), (95, 691884), (114, 576570), (171, 384380), (180, 365161), (190, 345942), (228, 288285), (285, 230628), (342, 192190), (380, 172971), (570, 115314), (684, 96095), (855, 76876), (1140, 57657), (1710, 38438), (3420, 19219)]