28880820

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{677}}^1$

素因数の和:774

約数の個数: 96

約数和(自身を含む): 91123200

約数和(自身を除く): 62242380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 79, 90, 108, 135, 158, 180, 237, 270, 316, 395, 474, 540, 677, 711, 790, 948, 1185, 1354, 1422, 1580, 2031, 2133, 2370, 2708, 2844, 3385, 3555, 4062, 4266, 4740, 6093, 6770, 7110, 8124, 8532, 10155, 10665, 12186, 13540, 14220, 18279, 20310, 21330, 24372, 30465, 36558, 40620, 42660, 53483, 60930, 73116, 91395, 106966, 121860, 160449, 182790, 213932, 267415, 320898, 365580, 481347, 534830, 641796, 802245, 962694, 1069660, 1444041, 1604490, 1925388, 2406735, 2888082, 3208980, 4813470, 5776164, 7220205, 9626940, 14440410, 28880820]

約数ペア:

[(1, 28880820), (2, 14440410), (3, 9626940), (4, 7220205), (5, 5776164), (6, 4813470), (9, 3208980), (10, 2888082), (12, 2406735), (15, 1925388), (18, 1604490), (20, 1444041), (27, 1069660), (30, 962694), (36, 802245), (45, 641796), (54, 534830), (60, 481347), (79, 365580), (90, 320898), (108, 267415), (135, 213932), (158, 182790), (180, 160449), (237, 121860), (270, 106966), (316, 91395), (395, 73116), (474, 60930), (540, 53483), (677, 42660), (711, 40620), (790, 36558), (948, 30465), (1185, 24372), (1354, 21330), (1422, 20310), (1580, 18279), (2031, 14220), (2133, 13540), (2370, 12186), (2708, 10665), (2844, 10155), (3385, 8532), (3555, 8124), (4062, 7110), (4266, 6770), (4740, 6093)]