161290620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47161}}^1$

素因数の和:47195

約数の個数: 72

約数和(自身を含む): 515009040

約数和(自身を除く): 353718420

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, 47161, 94322, 141483, 188644, 235805, 282966, 424449, 471610, 565932, 707415, 848898, 896059, 943220, 1414830, 1697796, 1792118, 2122245, 2688177, 2829660, 3584236, 4244490, 4480295, 5376354, 8064531, 8488980, 8960590, 10752708, 13440885, 16129062, 17921180, 26881770, 32258124, 40322655, 53763540, 80645310, 161290620]

約数ペア:

[(1, 161290620), (2, 80645310), (3, 53763540), (4, 40322655), (5, 32258124), (6, 26881770), (9, 17921180), (10, 16129062), (12, 13440885), (15, 10752708), (18, 8960590), (19, 8488980), (20, 8064531), (30, 5376354), (36, 4480295), (38, 4244490), (45, 3584236), (57, 2829660), (60, 2688177), (76, 2122245), (90, 1792118), (95, 1697796), (114, 1414830), (171, 943220), (180, 896059), (190, 848898), (228, 707415), (285, 565932), (342, 471610), (380, 424449), (570, 282966), (684, 235805), (855, 188644), (1140, 141483), (1710, 94322), (3420, 47161)]