42472980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1129}}^1$

素因数の和:1174

約数の個数: 144

約数和(自身を含む): 148075200

約数和(自身を除く): 105602220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 19, 20, 22, 30, 33, 36, 38, 44, 45, 55, 57, 60, 66, 76, 90, 95, 99, 110, 114, 132, 165, 171, 180, 190, 198, 209, 220, 228, 285, 330, 342, 380, 396, 418, 495, 570, 627, 660, 684, 836, 855, 990, 1045, 1129, 1140, 1254, 1710, 1881, 1980, 2090, 2258, 2508, 3135, 3387, 3420, 3762, 4180, 4516, 5645, 6270, 6774, 7524, 9405, 10161, 11290, 12419, 12540, 13548, 16935, 18810, 20322, 21451, 22580, 24838, 33870, 37257, 37620, 40644, 42902, 49676, 50805, 62095, 64353, 67740, 74514, 85804, 101610, 107255, 111771, 124190, 128706, 149028, 186285, 193059, 203220, 214510, 223542, 235961, 248380, 257412, 321765, 372570, 386118, 429020, 447084, 471922, 558855, 643530, 707883, 745140, 772236, 943844, 965295, 1117710, 1179805, 1287060, 1415766, 1930590, 2123649, 2235420, 2359610, 2831532, 3539415, 3861180, 4247298, 4719220, 7078830, 8494596, 10618245, 14157660, 21236490, 42472980]

約数ペア:

[(1, 42472980), (2, 21236490), (3, 14157660), (4, 10618245), (5, 8494596), (6, 7078830), (9, 4719220), (10, 4247298), (11, 3861180), (12, 3539415), (15, 2831532), (18, 2359610), (19, 2235420), (20, 2123649), (22, 1930590), (30, 1415766), (33, 1287060), (36, 1179805), (38, 1117710), (44, 965295), (45, 943844), (55, 772236), (57, 745140), (60, 707883), (66, 643530), (76, 558855), (90, 471922), (95, 447084), (99, 429020), (110, 386118), (114, 372570), (132, 321765), (165, 257412), (171, 248380), (180, 235961), (190, 223542), (198, 214510), (209, 203220), (220, 193059), (228, 186285), (285, 149028), (330, 128706), (342, 124190), (380, 111771), (396, 107255), (418, 101610), (495, 85804), (570, 74514), (627, 67740), (660, 64353), (684, 62095), (836, 50805), (855, 49676), (990, 42902), (1045, 40644), (1129, 37620), (1140, 37257), (1254, 33870), (1710, 24838), (1881, 22580), (1980, 21451), (2090, 20322), (2258, 18810), (2508, 16935), (3135, 13548), (3387, 12540), (3420, 12419), (3762, 11290), (4180, 10161), (4516, 9405), (5645, 7524), (6270, 6774)]