90051990

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{10459}}^1$

素因数の和:10517

約数の個数: 64

約数和(自身を含む): 253048320

約数和(自身を除く): 162996330

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 41, 42, 70, 82, 105, 123, 205, 210, 246, 287, 410, 574, 615, 861, 1230, 1435, 1722, 2870, 4305, 8610, 10459, 20918, 31377, 52295, 62754, 73213, 104590, 146426, 156885, 219639, 313770, 366065, 428819, 439278, 732130, 857638, 1098195, 1286457, 2144095, 2196390, 2572914, 3001733, 4288190, 6003466, 6432285, 9005199, 12864570, 15008665, 18010398, 30017330, 45025995, 90051990]

約数ペア:

[(1, 90051990), (2, 45025995), (3, 30017330), (5, 18010398), (6, 15008665), (7, 12864570), (10, 9005199), (14, 6432285), (15, 6003466), (21, 4288190), (30, 3001733), (35, 2572914), (41, 2196390), (42, 2144095), (70, 1286457), (82, 1098195), (105, 857638), (123, 732130), (205, 439278), (210, 428819), (246, 366065), (287, 313770), (410, 219639), (574, 156885), (615, 146426), (861, 104590), (1230, 73213), (1435, 62754), (1722, 52295), (2870, 31377), (4305, 20918), (8610, 10459)]