138915400

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{101}}^1$

素因数の和:176

約数の個数: 144

約数和(自身を含む): 367203060

約数和(自身を除く): 228287660

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 23, 25, 26, 40, 46, 50, 52, 65, 92, 100, 101, 104, 115, 130, 184, 200, 202, 230, 260, 299, 325, 404, 460, 505, 520, 529, 575, 598, 650, 808, 920, 1010, 1058, 1150, 1196, 1300, 1313, 1495, 2020, 2116, 2300, 2323, 2392, 2525, 2600, 2626, 2645, 2990, 4040, 4232, 4600, 4646, 5050, 5252, 5290, 5980, 6565, 6877, 7475, 9292, 10100, 10504, 10580, 11615, 11960, 13130, 13225, 13754, 14950, 18584, 20200, 21160, 23230, 26260, 26450, 27508, 29900, 30199, 32825, 34385, 46460, 52520, 52900, 53429, 55016, 58075, 59800, 60398, 65650, 68770, 92920, 105800, 106858, 116150, 120796, 131300, 137540, 150995, 171925, 213716, 232300, 241592, 262600, 267145, 275080, 301990, 343850, 427432, 464600, 534290, 603980, 687700, 694577, 754975, 1068580, 1207960, 1335725, 1375400, 1389154, 1509950, 2137160, 2671450, 2778308, 3019900, 3472885, 5342900, 5556616, 6039800, 6945770, 10685800, 13891540, 17364425, 27783080, 34728850, 69457700, 138915400]

約数ペア:

[(1, 138915400), (2, 69457700), (4, 34728850), (5, 27783080), (8, 17364425), (10, 13891540), (13, 10685800), (20, 6945770), (23, 6039800), (25, 5556616), (26, 5342900), (40, 3472885), (46, 3019900), (50, 2778308), (52, 2671450), (65, 2137160), (92, 1509950), (100, 1389154), (101, 1375400), (104, 1335725), (115, 1207960), (130, 1068580), (184, 754975), (200, 694577), (202, 687700), (230, 603980), (260, 534290), (299, 464600), (325, 427432), (404, 343850), (460, 301990), (505, 275080), (520, 267145), (529, 262600), (575, 241592), (598, 232300), (650, 213716), (808, 171925), (920, 150995), (1010, 137540), (1058, 131300), (1150, 120796), (1196, 116150), (1300, 106858), (1313, 105800), (1495, 92920), (2020, 68770), (2116, 65650), (2300, 60398), (2323, 59800), (2392, 58075), (2525, 55016), (2600, 53429), (2626, 52900), (2645, 52520), (2990, 46460), (4040, 34385), (4232, 32825), (4600, 30199), (4646, 29900), (5050, 27508), (5252, 26450), (5290, 26260), (5980, 23230), (6565, 21160), (6877, 20200), (7475, 18584), (9292, 14950), (10100, 13754), (10504, 13225), (10580, 13130), (11615, 11960)]