90929820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{83}}^1$

素因数の和:176

約数の個数: 144

約数和(自身を含む): 280264320

約数和(自身を除く): 189334500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 31, 38, 57, 60, 62, 76, 83, 93, 95, 114, 124, 155, 166, 186, 190, 228, 249, 285, 310, 332, 372, 380, 415, 465, 498, 570, 589, 620, 830, 930, 961, 996, 1140, 1178, 1245, 1577, 1660, 1767, 1860, 1922, 2356, 2490, 2573, 2883, 2945, 3154, 3534, 3844, 4731, 4805, 4980, 5146, 5766, 5890, 6308, 7068, 7719, 7885, 8835, 9462, 9610, 10292, 11532, 11780, 12865, 14415, 15438, 15770, 17670, 18259, 18924, 19220, 23655, 25730, 28830, 30876, 31540, 35340, 36518, 38595, 47310, 48887, 51460, 54777, 57660, 73036, 77190, 79763, 91295, 94620, 97774, 109554, 146661, 154380, 159526, 182590, 195548, 219108, 239289, 244435, 273885, 293322, 319052, 365180, 398815, 478578, 488870, 547770, 586644, 733305, 797630, 957156, 977740, 1095540, 1196445, 1466610, 1515497, 1595260, 2392890, 2933220, 3030994, 4546491, 4785780, 6061988, 7577485, 9092982, 15154970, 18185964, 22732455, 30309940, 45464910, 90929820]

約数ペア:

[(1, 90929820), (2, 45464910), (3, 30309940), (4, 22732455), (5, 18185964), (6, 15154970), (10, 9092982), (12, 7577485), (15, 6061988), (19, 4785780), (20, 4546491), (30, 3030994), (31, 2933220), (38, 2392890), (57, 1595260), (60, 1515497), (62, 1466610), (76, 1196445), (83, 1095540), (93, 977740), (95, 957156), (114, 797630), (124, 733305), (155, 586644), (166, 547770), (186, 488870), (190, 478578), (228, 398815), (249, 365180), (285, 319052), (310, 293322), (332, 273885), (372, 244435), (380, 239289), (415, 219108), (465, 195548), (498, 182590), (570, 159526), (589, 154380), (620, 146661), (830, 109554), (930, 97774), (961, 94620), (996, 91295), (1140, 79763), (1178, 77190), (1245, 73036), (1577, 57660), (1660, 54777), (1767, 51460), (1860, 48887), (1922, 47310), (2356, 38595), (2490, 36518), (2573, 35340), (2883, 31540), (2945, 30876), (3154, 28830), (3534, 25730), (3844, 23655), (4731, 19220), (4805, 18924), (4980, 18259), (5146, 17670), (5766, 15770), (5890, 15438), (6308, 14415), (7068, 12865), (7719, 11780), (7885, 11532), (8835, 10292), (9462, 9610)]